Artikel Sejarah Kelas XII ini akan membahas mengenai gimana sejarah dan berkembangnya teknologi luar angkasa.
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Kamu pernah dengar istilah “Space Race” atau “Perlombaan Antariksa”? Bukan, bukan perlombaan seperti di 17 Agustusan, lho, ya. Dalam sejarah perkembangan teknologi luar angkasa, istilah ini begitu melekat pada dua negara besar di dunia, yaitu Amerika Serikat dan Rusia. Tapi, penasaran nggak, sih, kamu gimana istilah ini bisa muncul?
Pada awalnya, perlombaan antariksa ini ternyata adalah sebuah perang dingin antara Amerika Serikat dan Uni Soviet (sekarang Rusia), yang masing-masing selalu ingin banget menjadi yang pertama.
Nah, istilah ini muncul pertama kali pada tahun 1957 tuh, tepatnya tanggal 4 Oktober, ketika Uni Soviet berhasil meluncurkan sebuah satelit tanpa awak bernama Sputnik I. Peluncuran itu sangat mengejutkan Amerika Serikat. Sputnik I juga menjadi awal gimana teknologi luar angkasa bisa berkembang seperti hingga saat ini.
Sputnik I sebelum meluncur. (Sumber: History.com)
Soviet cukup ambisius. Sebulan setelah Sputnik I, mereka kembali meluncurkan satelit bernama Sputnik II, yang kala itu diawaki seekor anjing bernama Laika.
Namun, misi kedua Soviet itu gagal. Sputnik II meledak dan Laika tewas. Kematian anjing betina yang menjadi kelinci percobaan itu dikecam habis-habisan oleh pencinta binatang yang kebanyakan dari dunia barat.
Melihat Soviet yang sudah dua kali meluncurkan satelit, Amerika Serikat pun nggak tinggal diam. Dalam bayang-bayang Soviet, Amerika Serikat ingin bergegas membalas.
Awal Desember di tahun yang sama, Amerika Serikat mencoba meluncurkan satelit pertama buatan dalam negeri mereka yang bernama Vanguard.
Sayangnya, misi itu gagal. Kegagalannya disebabkan oleh sesaat sebelum meluncur, roket beserta satelitnya meledak di landasan peluncuran. Amerika Serikat pun kembali melakukan riset dan pengembangan satelit berikutnya setelah insiden memalukan itu.
Nggak lama setelah itu, tepatnya pada 31 Januari 1958, Amerika Serikat akhirnya bisa menandingi Soviet dengan meluncurkan satelit pertamanya, Explorer I. Satelit dengan bobot seberat 13 kilogram itu aktif mengitari bumi sebelum akhirnya hilang kontak pada 23 Mei 1958.
Balas membalas misi luar angkasa itu terus berlangsung hingga puncaknya, yaitu meluncurkan manusia ke luar angkasa. Namun, lagi-lagi Soviet lebih dulu dalam melakukan hal itu.
Terpilihlah Yuri Gagarin, manusia pertama yang ke luar angkasa pada 12 April 1961 dalam misi bernama Vostok I untuk mengorbit bumi pada ketinggian sekitar 327 kilometer selama sekitar 108 menit, sebelum akhirnya kembali lagi mendarat dengan aman.
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Pendaratan di Bulan
“Mendaratkan manusia di bulan dan mengembalikannya dengan aman ke bumi dalam satu dekade” adalah tujuan nasional yang ditetapkan oleh Presiden Amerika Serikat saat itu, John F. Kennedy, pada tahun 1961 setelah Soviet meluncurkan Yuri Gagarin. Bagi mereka, mendaratkan manusia di bulan merupakan sebuah prestasi paling tinggi dalam bidang teknologi.
Benar saja, dalam rentang tahun 1961 hingga 1969, Amerika Serikat mempersiapkan segala teknologi yang dibutuhkan, mulai dari roket, modul pendarat, hingga pelatihan astronautnya.
Hingga pada tanggal 20 Juli 1969, astronaut Neil Armstrong dan kawan-kawannya mendarat di bulan dalam misi Apollo 11.
Oh iya, nggak cuma Apollo 11 saja yang berhasil mendarat di bulan, lho. Melainkan ada enam misi Apollo lainnya yang berhasil mendarat di benda langit terdekat bumi kita itu pada rentang tahun 1969 hingga 1972.
Dengan begitu, total manusia yang pernah mendarat di bulan sejauh ini ada kurang lebih 12 orang.
Siapa saja, ya, mereka? Nih, lihat daftar astronautnya:
Teknologi luar angkasa dalam keberhasilan misi ke bulan itu kemudian digunakan kembali di tahun-tahun setelahnya. Seperti pada awal tahun 1970-an, satelit komunikasi dan navigasi mulai diluncurkan. Bahkan sebuah wahana antariksa bernama Mariner juga diluncurkan Amerika Serikat untuk mengorbit dan memetakan permukaan Mars.
Nggak cuma itu. Pada akhir dekade 70-an, Amerika Serikat juga meluncurkan wahana antariksa Voyager 1 dan Voyager 2, yang memiliki misi untuk memotret Jupiter dan Saturnus, bersama dengan cincin dan satelit mereka dari dekat.
Pada 1980-an, teknologi luar angkasa semakin berkembang pesat lagi. Sudah banyak kala itu satelit komunikasi yang diluncurkan untuk mendukung berjalannya program-program televisi, telepon komunikasi, hingga internet.
Teknologi luar angkasa Indonesia sendiri dimulai sejak tahun 1976 dengan peluncuran satelit Palapa A1 dan tahun 1987 dengan peluncuran satelit Palapa B1, keduanya merupakan sebuah satelit komunikasi.
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Era Stasiun Luar Angkasa
Teknologi luar angkasa pasca perang dingin terlihat dalam pembentukan Stasiun Luar Angkasa Internasional (ISS) oleh Amerika Serikat dan Rusia pada 20 November 1998. ISS yang merupakan sebuah laboratorium penelitian yang ditempatkan di orbit rendah bumi itu menjadi simbol kerja sama dalam eksplorasi luar angkasa antara dua negara besar yang dulu bersaing.
ISS merupakan satelit terbesar buatan manusia. Ia dihuni oleh tiga sampai enam astronaut yang bergantian pergi-pulang selama enam bulan sekali sejak November 2000. Untuk menuju ISS, manusia menggunakan teknologi kapsul antariksa bernama Soyuz buatan Rusia, sementara logistiknya diangkut dengan kapsul Dragon milik Amerika Serikat.
Stasiun Luar Angkasa Internasional. (Sumber: NASA)
Saat ini, ISS nggak cuma hasil kerja sama antara Amerika Serikat dan Rusia saja. Melainkan negara-negara seperti Kanada, Jepang, Prancis, Belgia, Denmark, Jerman, Britania Raya, Italia, Belanda, Norwegia, Swedia, Spanyol, dan Swiss juga ikut andil dalam memajukan ISS.
Teknologi Luar Angkasa Indonesia
Selama ini, kita memang jarang mendengar prestasi Indonesia di bidang keantariksaan. Di saat bangsa-bangsa lain telah menjelajah ke luar angkasa dan bahkan mendarat di bulan, negara kita tampaknya belum mau sampai ke tahap itu.
Tapi, tahukah kamu kalau dalam sejarahnya, Indonesia menjadi negara ketiga di dunia, setelah Amerika Serikat dan Kanada, yang menggunakan satelit komunikasi? Sayangnya, untuk urusan mengirim astronautnya ke luar angkasa, Indonesia disalip oleh India dan Malaysia.
Sebenarnya, pada tahun 1986, Indonesia sempat memiliki astronaut pertama bernama Prof. Dr. Pratiwi Sudarmono. Beliau ditugaskan untuk ikut dalam misi STS-61H, yang bertujuan untuk mengirim satelit Palapa-B2P, Skynet 4A, dan WESTAR 6S ke orbit bumi.
Pratiwi seharusnya berangkat pada tanggal 24 Juni 1986 dan pulang kembali 1 Juli 1986. Namun, rencana itu tinggal rencana. Misi dibatalkan karena adanya kecelakaan pesawat Challenger, sebuah pesawat ulang alik yang meledak 73 detik setelah diluncurkan, menyebabkan kematian tujuh awak astronautnya. Pesawat nahas itu hancur di atas Samudera Atlantik.
Sejak saat itu, teknologi luar angkasa Indonesia lebih terfokus pada sistem komunikasi satelit untuk komunikasi antardaerah dan antarnegara, serta menyambungkan komunikasi telepon, televisi, radio, faksimili, dan internet.
27 tahun berselang, Indonesia melalui Lembaga Penerbangan dan Antariksa Nasional (LAPAN) mulai kembali mengembangkan satelit sendiri hasil riset dan kerja sama dengan Jerman. Pada 10 Januari 2010, satelit komunikasi dan penginderaan jauh terbaru milik Indonesia yang bernama LAPAN A1 diluncurkan.
Lalu pada September 2015, LAPAN yang bekerja sama dengan Organisasi Radio Amatir Indonesia (ORARI), sukses meluncurkan satelit LAPAN A2 dengan menumpang satelit milik India. Hingga yang terbaru, bekerja sama dengan Institut Pertanian Bogor (IPB), LAPAN meluncurkan satelit LAPAN A3 pada tahun 2016. Ketiga satelit terbaru Indonesia itu memiliki tugas yang hampir sama, tetapi dengan teknologi satelit yang berbeda dan semakin berkembang.
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Gimana, ternyata teknologi luar angkasa memiliki sejarah yang panjang, ya. Teknologinya pun semakin berkembang seiring kemajuan zaman. Eits, mau tahu lebih jauh mengenai teknologi luar angkasa? Cobain ruangbelajar deh, penjelasan materi ini bisa kamu simak secara menarik lewat video!
Sumber gambar:
Foto ‘Sputnik I sebelum meluncur’ [Daring]. Tautan:https://www.history.com/this-day-in-history/sputnik-launched (Diakses: 27 November 2020)
Foto ‘Stasiun Luar Angkasa Internasional’ [Daring]. Tautan:https://www.nasa.gov/mission_pages/shuttle/shuttlemissions/sts130/multimedia/fd13/Image_Gallery_Collection_archive_1.html (Diakses: 27 November 2020)
Artikel ini pertama kali diterbitkan 21 Juni 2019, kemudian diperbarui.
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<h1 class="content-title">
Menilik Sejarah Majunya Teknologi Luar Angkasa | Sejarah Kelas 12 </h1>
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<p class="content-author"><a href="https://www.ruangguru.com/blog/author/riza-miftah-muharram" class="">Riza Miftah Muharram</a> </p>
<p class="content-info"><span>February 12, 2026 • </span> <span>7 minutes read</span></p>
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<p style="text-align: center;"><img decoding="async" class="aligncenter size-medium" src="https://cdn-web-2.ruangguru.com/landing-pages/assets/35367cef-38b7-43f4-bd46-cfcdd5f1effc.png" alt="Sejarah Teknologi Luar Angkasa" /></p>
<p style="text-align: center;"><em><strong><a href="https://www.ruangguru.com/blog/c/sejarah/sejarah-sma-kelas-12">Artikel Sejarah Kelas XII</a></strong> ini akan membahas mengenai gimana sejarah dan berkembangnya teknologi luar angkasa.</em></p>
<p style="text-align: center;">—</p>
<p> </p>
<p style="text-align: justify;">Kamu pernah dengar istilah <strong>“Space Race”</strong> atau <strong>“Perlombaan Antariksa”</strong>? Bukan, bukan perlombaan seperti di 17 Agustusan, lho, ya. Dalam sejarah perkembangan teknologi luar angkasa, istilah ini begitu melekat pada dua negara besar di dunia, yaitu Amerika Serikat dan Rusia. Tapi, penasaran nggak, sih, kamu gimana istilah ini bisa muncul?</p>
<p style="text-align: justify;">Pada awalnya, perlombaan antariksa ini ternyata adalah sebuah perang dingin antara Amerika Serikat dan Uni Soviet (sekarang Rusia), yang masing-masing selalu ingin <em>banget</em> menjadi yang pertama.</p>
<p style="text-align: justify;">Nah, istilah ini muncul pertama kali pada tahun 1957 tuh, tepatnya tanggal 4 Oktober, ketika Uni Soviet berhasil meluncurkan sebuah <strong>satelit tanpa awak bernama Sputnik I</strong>. Peluncuran itu sangat mengejutkan Amerika Serikat. Sputnik I juga menjadi awal gimana teknologi luar angkasa bisa berkembang seperti hingga saat ini.</p>
<p style="text-align: center;"><img decoding="async" style="width: 600px; margin: 0px auto;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/sputnik%20I.jpg" alt="sputnik I - teknologi luar angkasa" width="600" /></p>
<p style="text-align: center;">Sputnik I sebelum meluncur. (Sumber: History.com)</p>
<p> </p>
<p style="text-align: justify;">Soviet cukup ambisius. Sebulan setelah Sputnik I, mereka kembali meluncurkan satelit bernama Sputnik II, yang kala itu diawaki <strong>seekor anjing bernama Laika</strong>.</p>
<p style="text-align: justify;">Namun, misi kedua Soviet itu gagal. Sputnik II meledak dan Laika tewas. Kematian anjing betina yang menjadi kelinci percobaan itu dikecam habis-habisan oleh pencinta binatang yang kebanyakan dari dunia barat.</p>
<p style="text-align: justify;">Melihat Soviet yang sudah dua kali meluncurkan satelit, Amerika Serikat pun nggak tinggal diam. Dalam bayang-bayang Soviet, <strong>Amerika Serikat ingin bergegas membalas</strong>.</p>
<p style="text-align: justify;">Awal Desember di tahun yang sama, Amerika Serikat mencoba meluncurkan satelit pertama buatan dalam negeri mereka yang bernama <strong>Vanguard</strong>.</p>
<p style="text-align: justify;">Sayangnya, misi itu gagal. Kegagalannya disebabkan oleh sesaat sebelum meluncur, roket beserta satelitnya meledak di landasan peluncuran. Amerika Serikat pun kembali melakukan riset dan pengembangan satelit berikutnya setelah insiden memalukan itu.</p>
<p style="text-align: justify;">Nggak lama setelah itu, tepatnya pada 31 Januari 1958, Amerika Serikat akhirnya bisa menandingi Soviet dengan meluncurkan satelit pertamanya, <strong>Explorer I</strong>. Satelit dengan bobot seberat 13 kilogram itu aktif mengitari bumi sebelum akhirnya hilang kontak pada 23 Mei 1958.</p>
<p style="text-align: center;"><img decoding="async" style="width: 600px; margin: 0px auto;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/perlombaan%20antariksa.png" alt="perlombaan antariksa" width="600" /></p>
<p> </p>
<p style="text-align: justify;">Balas membalas misi luar angkasa itu terus berlangsung hingga puncaknya, yaitu meluncurkan manusia ke luar angkasa. Namun, lagi-lagi Soviet lebih dulu dalam melakukan hal itu.</p>
<p style="text-align: justify;">Terpilihlah <strong>Yuri Gagarin, manusia pertama yang ke luar angkasa pada 12 April 1961</strong> dalam misi bernama <strong>Vostok I</strong> untuk <strong>mengorbit bumi </strong>pada ketinggian sekitar 327 kilometer selama sekitar 108 menit, sebelum akhirnya kembali lagi mendarat dengan aman.</p>
<p> </p>
<p style="text-align: center;">—</p>
<p style="text-align: justify;">Jika kamu tertarik dengan materi ini, kamu bisa <em>ngobrol-ngobrol </em>langsung sama guru les kamu di <a href="https://www.ruangguru.com/privat/sejarah" target="_blank" rel="noopener"><strong>Ruangguru Privat Sejarah</strong></a><em>, lho</em>!</p>
<p style="text-align: justify;">Belajar nggak cuma menyenangkan, tapi kamu juga bakal diajari konsepnya sampai paham! Para pengajar di Ruangguru Privat juga sudah terstandarisasi kualitasnya, loh. Kamu juga bisa pilih nih, mau diajarkan secara langsung (<em>offline</em>) atau daring (<em>online</em>). Fleksibel, kan? Untuk info lebih lanjut, cuss klik link berikut!</p>
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<h2 style="text-align: justify;"><span style="font-size: 18pt;">Pendaratan di Bulan</span></h2>
<p style="text-align: justify;">“Mendaratkan manusia di bulan dan mengembalikannya dengan aman ke bumi dalam satu dekade” adalah tujuan nasional yang ditetapkan oleh Presiden Amerika Serikat saat itu, John F. Kennedy, pada tahun 1961 setelah Soviet meluncurkan Yuri Gagarin. Bagi mereka, mendaratkan manusia di bulan merupakan sebuah prestasi paling tinggi dalam bidang teknologi.</p>
<p style="text-align: justify;">Benar saja, dalam rentang tahun 1961 hingga 1969, Amerika Serikat mempersiapkan segala teknologi yang dibutuhkan, mulai dari roket, modul pendarat, hingga pelatihan astronautnya.</p>
<p style="text-align: justify;">Hingga pada tanggal 20 Juli 1969, astronaut <strong>Neil Armstrong</strong> dan kawan-kawannya mendarat di bulan dalam misi Apollo 11.</p>
<p style="text-align: justify;">Oh iya, nggak cuma Apollo 11 saja yang berhasil mendarat di bulan, lho. Melainkan ada enam misi Apollo lainnya yang berhasil mendarat di benda langit terdekat bumi kita itu pada rentang tahun 1969 hingga 1972.</p>
<p style="text-align: justify;">Dengan begitu, total manusia yang pernah mendarat di bulan sejauh ini ada kurang lebih 12 orang.</p>
<p style="text-align: justify;">Siapa saja, ya, mereka? Nih, lihat daftar astronautnya:</p>
<p style="text-align: center;"><img decoding="async" style="width: 600px; margin: 0px auto;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/infografik%20-%20astronaut%20ke%20bulan-1.png" alt="infografik - astronaut ke bulan-1" width="600" /></p>
<p> </p>
<p style="text-align: justify;">Teknologi luar angkasa dalam keberhasilan misi ke bulan itu kemudian digunakan kembali di tahun-tahun setelahnya. Seperti pada awal tahun 1970-an, satelit komunikasi dan navigasi mulai diluncurkan. Bahkan sebuah wahana antariksa bernama Mariner juga diluncurkan Amerika Serikat untuk mengorbit dan memetakan permukaan Mars.</p>
<p style="text-align: justify;"><em>Nggak</em> cuma itu. Pada akhir dekade 70-an, Amerika Serikat juga meluncurkan wahana antariksa <strong>Voyager 1 dan Voyager 2</strong>, yang memiliki misi untuk memotret Jupiter dan Saturnus, bersama dengan cincin dan satelit mereka dari dekat.</p>
<p style="text-align: justify;">Pada 1980-an, teknologi luar angkasa semakin berkembang pesat lagi. Sudah banyak kala itu satelit komunikasi yang diluncurkan untuk mendukung berjalannya program-program televisi, telepon komunikasi, hingga internet.</p>
<p style="text-align: justify;"><strong>Teknologi luar angkasa Indonesia sendiri dimulai sejak tahun 1976 dengan peluncuran satelit Palapa A1</strong> dan tahun 1987 dengan peluncuran satelit Palapa B1, keduanya merupakan sebuah satelit komunikasi.</p>
<p style="text-align: justify;"><strong>Baca Juga: <a href="https://www.ruangguru.com/blog/mengetahui-sejarah-perkembangan-iptek-di-masa-kini">Mengetahui Perkembangan IPTEK di Masa Kini</a></strong></p>
<p> </p>
<h2 style="text-align: justify;"><span style="font-size: 18pt;">Era Stasiun Luar Angkasa</span></h2>
<p style="text-align: justify;">Teknologi luar angkasa pasca perang dingin terlihat dalam pembentukan Stasiun Luar Angkasa Internasional (ISS) oleh Amerika Serikat dan Rusia pada 20 November 1998. ISS yang merupakan sebuah laboratorium penelitian yang ditempatkan di orbit rendah bumi itu menjadi simbol kerja sama dalam eksplorasi luar angkasa antara dua negara besar yang dulu bersaing.</p>
<p style="text-align: justify;">ISS merupakan satelit terbesar buatan manusia. Ia dihuni oleh tiga sampai enam astronaut yang bergantian pergi-pulang selama enam bulan sekali sejak November 2000. Untuk menuju ISS, manusia menggunakan teknologi kapsul antariksa bernama Soyuz buatan Rusia, sementara logistiknya diangkut dengan kapsul Dragon milik Amerika Serikat.</p>
<p style="text-align: center;"><img decoding="async" style="width: 600px; margin: 0px auto;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/iss-photo.jpg" alt="teknologi luar angkasa" width="600" /></p>
<p style="text-align: center;">Stasiun Luar Angkasa Internasional. (Sumber: NASA)</p>
<p> </p>
<p style="text-align: justify;">Saat ini, ISS <em>nggak</em> cuma hasil kerja sama antara Amerika Serikat dan Rusia saja. Melainkan negara-negara seperti Kanada, Jepang, Prancis, Belgia, Denmark, Jerman, Britania Raya, Italia, Belanda, Norwegia, Swedia, Spanyol, dan Swiss juga ikut andil dalam memajukan ISS.</p>
<p> </p>
<h2 style="text-align: justify;"><span style="font-size: 18pt;">Teknologi Luar Angkasa Indonesia</span></h2>
<p style="text-align: justify;">Selama ini, kita memang jarang mendengar prestasi Indonesia di bidang keantariksaan. Di saat bangsa-bangsa lain telah menjelajah ke luar angkasa dan bahkan mendarat di bulan, negara kita tampaknya belum mau sampai ke tahap itu.</p>
<p style="text-align: justify;">Tapi, tahukah kamu kalau dalam sejarahnya, Indonesia menjadi negara ketiga di dunia, setelah Amerika Serikat dan Kanada, yang menggunakan satelit komunikasi? Sayangnya, untuk urusan mengirim astronautnya ke luar angkasa, Indonesia disalip oleh India dan Malaysia.</p>
<p style="text-align: justify;">Sebenarnya, pada tahun 1986, Indonesia sempat memiliki astronaut pertama bernama Prof. Dr. Pratiwi Sudarmono. Beliau ditugaskan untuk ikut dalam misi STS-61H, yang bertujuan untuk mengirim satelit Palapa-B2P, Skynet 4A, dan WESTAR 6S ke orbit bumi.</p>
<p style="text-align: center;"><img decoding="async" style="width: 600px; margin: 0px auto;" src="https://cdn-web.ruangguru.com/landing-pages/assets/hs/infografik%20-%20pratiwi.png" alt="infografik - pratiwi" width="600" /></p>
<p> </p>
<p style="text-align: justify;">Pratiwi seharusnya berangkat pada tanggal 24 Juni 1986 dan pulang kembali 1 Juli 1986. Namun, rencana itu tinggal rencana. Misi dibatalkan karena adanya kecelakaan pesawat <strong>Challenger</strong>, sebuah pesawat ulang alik yang meledak 73 detik setelah diluncurkan, menyebabkan kematian tujuh awak astronautnya. Pesawat nahas itu hancur di atas Samudera Atlantik.</p>
<p style="text-align: justify;">Sejak saat itu, teknologi luar angkasa Indonesia lebih terfokus pada sistem komunikasi satelit untuk komunikasi antardaerah dan antarnegara, serta menyambungkan komunikasi telepon, televisi, radio, faksimili, dan internet.</p>
<p style="text-align: justify;">27 tahun berselang, Indonesia melalui Lembaga Penerbangan dan Antariksa Nasional (LAPAN) mulai kembali mengembangkan satelit sendiri hasil riset dan kerja sama dengan Jerman. Pada 10 Januari 2010, satelit komunikasi dan penginderaan jauh terbaru milik Indonesia yang bernama LAPAN A1 diluncurkan.</p>
<p style="text-align: justify;">Lalu pada September 2015, LAPAN yang bekerja sama dengan Organisasi Radio Amatir Indonesia (ORARI), sukses meluncurkan satelit LAPAN A2 dengan menumpang satelit milik India. Hingga yang terbaru, bekerja sama dengan Institut Pertanian Bogor (IPB), LAPAN meluncurkan satelit LAPAN A3 pada tahun 2016. Ketiga satelit terbaru Indonesia itu memiliki tugas yang hampir sama, tetapi dengan teknologi satelit yang berbeda dan semakin berkembang.</p>
<p style="text-align: center;">—</p>
<p style="text-align: justify;">Gimana, ternyata teknologi luar angkasa memiliki sejarah yang panjang, ya. Teknologinya pun semakin berkembang seiring kemajuan zaman. <em>Eits</em>, mau tahu lebih jauh mengenai teknologi luar angkasa? Cobain <a href="https://app.ruangguru.com/ruangbelajar/v/perkembangan-teknologi-ruang-angkasa-dan-teknologi-persenjataan-subtopi-8p6ra40i-hr-sma-kelas-12-ips" rel=" noopener"><strong>ruangbelajar</strong></a> deh, penjelasan materi ini bisa kamu simak secara menarik lewat video!</p>
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<p style="text-align: justify;"><strong>Sumber gambar:</strong></p>
<p style="text-align: justify;">Foto ‘Sputnik I sebelum meluncur’ [Daring]. Tautan:https://www.history.com/this-day-in-history/sputnik-launched (Diakses: 27 November 2020)</p>
<p style="text-align: justify;">Foto ‘Stasiun Luar Angkasa Internasional’ [Daring]. Tautan:https://www.nasa.gov/mission_pages/shuttle/shuttlemissions/sts130/multimedia/fd13/Image_Gallery_Collection_archive_1.html (Diakses: 27 November 2020)</p>
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<p><em>Artikel ini pertama kali diterbitkan 21 Juni 2019, kemudian diperbarui</em>.</p>
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<div class="d-lg-none text-center">
<nav class="footer-menu social">
<p class="title">Ikuti Kami</p>
<a target="_blank" href="https://www.instagram.com/ruangguru/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/instagram.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/instagram.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/instagram.png" loading="lazy" alt="Logo Instagram Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.facebook.com/ruanggurucom/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/facebook.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/facebook.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/facebook.png" loading="lazy" alt="Logo Facebook Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://twitter.com/ruangguru/">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/twitter.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/twitter.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/twitter.png" loading=" lazy" alt="Logo Twitter Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.youtube.com/ruangguru">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/youtube.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/youtube.png" loading=" lazy" alt="Logo Youtube Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.linkedin.com/company/ruangguru-com">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/linkedin.png?height=60&convert=webp" type="image/webp">
<source srcset="https://cdn-web-2.ruangguru.com/static/linkedin.png?height=60" type="image/png">
<img src="https://cdn-web-2.ruangguru.com/static/linkedin.png" loading=" lazy" alt="Logo LinkedIn Footer" width="32px" height="32px" />
</picture>
</a>
<a target="_blank" href="https://www.tiktok.com/@ruangguru">
<picture>
<source srcset="https://cdn-web-2.ruangguru.com/static/tiktok.png?height=60&convert=webp" type="image/webp">
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<img src="https://cdn-web-2.ruangguru.com/static/tiktok.png" loading=" lazy" alt="Logo TikTok Footer" width="32px" height="32px" />
</picture>
</a>
</nav>
</div>
<p class="footer-copyright">
© 2026 All Rights Reserved PT. Ruang Raya Indonesia
</p>
</div>
<style>
.bantuan-container {
position: relative;
}
.bantuan-element {
position: fixed;
z-index: 999;
display: flex;
align-items: flex-end;
justify-content: flex-end;
cursor: pointer;
transition: all 0.6s ease;
}
.bantuan-top {
bottom: 11rem;
right: 2rem;
}
.bantuan-bottom {
bottom: 2rem;
right: 2rem;
}
.bantuan-top-2 {
bottom: 15rem;
right: 2rem;
}
.bantuan-top-3 {
bottom: 19rem;
right: 2rem;
}
.bantuan-bottom-2 {
bottom: 5rem;
right: 2rem;
}
.bantuan-bottom-3 {
bottom: 8rem;
right: 2rem;
}
@media (min-width: 768px) {
.bantuan-element img {
width: auto;
transition: all 0.4s ease;
}
.bantuan-top img {
width: 140px;
}
.bantuan-bottom img {
width: 140px;
}
.bantuan-top-2 img,
.bantuan-top-3 img {
width: 140px;
}
.bantuan-bottom-2 img,
.bantuan-bottom-3 img {
width: 140px;
}
.bantuan-element.clicked {
bottom: 9rem;
right: 2.5rem;
}
.bantuan-element.clicked img {
width: auto;
height: 64px;
}
}
@media (max-width: 767px) {
.bantuan-top {
bottom: 8rem;
right: 1rem;
align-items: center;
}
.bantuan-bottom {
bottom: 2rem;
right: 1.25rem;
align-items: center;
}
.bantuan-top-2 {
bottom: 12rem;
right: 1rem;
align-items: center;
}
.bantuan-top-3 {
bottom: 16rem;
right: 1rem;
align-items: center;
}
.bantuan-bottom-2 {
bottom: 5rem;
right: 1.25rem;
align-items: center;
}
.bantuan-bottom-3 {
bottom: 8rem;
right: 1.25rem;
align-items: center;
}
.bantuan-element img {
width: auto;
}
.bantuan-top img,
.bantuan-top-2 img,
.bantuan-top-3 img {
width: 96px;
}
.bantuan-bottom img,
.bantuan-bottom-2 img,
.bantuan-bottom-3 img {
width: 96px;
}
}
.bantuan-element:hover {
transform: scale(1.05);
}
.bantuan-element img {
max-width: 100%;
height: auto;
}
</style>
<div id="bantuan-divs-container" style="position: relative" data-product="ruangguru" data-table="rg_floating_icon"></div>
<script>
class FloatingDivsComponent {
constructor(product = 'ruangguru', table = 'rg_floating_icon') {
this.container = document.getElementById('bantuan-divs-container');
this.floatingElements = [];
this.product = product;
this.table = table;
// Configuration
this.config = {
baseApiUrl: 'https://gw.ruangguru.com/api/v3/rdb/p_ddgy8hjx5dxsqx/rg_banner/views/',
apiKey: 'vLyK3dJrDBRmOwueX2OJXibMkgsUbBk0WS4ua2p1',
maxElements: 2,
zIndexBase: 100,
};
// Build dynamic API URL based on table parameter
this.config.apiUrl = this.buildApiUrl();
this.init();
}
buildApiUrl() {
const baseUrl = this.config.baseApiUrl;
const tableName = this.table || 'rg_floating_icon';
const queryParams =
'offset=0&limit=99999&sort=rankPosition&where=(type,eq,floating)~and(showIn,anyof,blog)~and(hide,is,false)~and(product,eq,' +
this.product +
')&nested%5Bcta%5D%5Bfields%5D=Id,name,ctaId,imageUrl,ctaLink,targetUrl';
return `${baseUrl}${tableName}?${queryParams}`;
}
async init() {
try {
await this.fetchFloatingElements();
this.renderFloatingElements();
} catch (error) {
console.error('Failed to initialize floating divs component:', error);
}
}
async fetchFloatingElements() {
try {
const options = {
method: 'GET',
headers: {
'xc-token': this.config.apiKey || 'vLyK3dJrDBRmOwueX2OJXibMkgsUbBk0WS4ua2p1',
},
};
const urlNoco = this.config.apiUrl;
const response = await fetch(urlNoco, options);
if (!response.ok) {
throw new Error(`HTTP error! status: ${response.status}`);
}
const data = await response.json();
this.floatingElements = this.processApiResponse(data);
} catch (error) {
console.error('Error fetching floating elements:', error);
throw error;
}
}
processApiResponse(data) {
if (!data || !data.list || !Array.isArray(data.list)) {
return [];
}
console.log(data.list);
// Ensure we only get maximum 2 elements
const limitedElements = data.list.slice(0, this.config.maxElements);
return limitedElements;
}
renderFloatingElements() {
if (!this.container || this.floatingElements.length === 0) {
return;
}
// Additional safeguard: ensure we never render more than maxElements
const elementsToRender = this.floatingElements.slice(0, this.config.maxElements);
// Clean up existing elements and their event listeners
this.cleanupExistingElements();
// Clear existing content
this.container.innerHTML = '';
elementsToRender.forEach((element, index) => {
const floatingDiv = this.createFloatingDiv(element, index);
this.container.appendChild(floatingDiv);
});
}
cleanupExistingElements() {
// Clear existing elements (no need for event listener cleanup with CSS approach)
const existingElements = this.container.querySelectorAll('[data-floating-element]');
existingElements.forEach(element => {
element.remove();
});
}
createFloatingDiv(element, index) {
const div = document.createElement('div');
const cta = element.cta[0]; // Use the first CTA
// Add data attribute for cleanup tracking
div.setAttribute('data-floating-element', 'true');
// Apply CSS classes based on rankPosition
const positionClass = this.getPositionClass(element.rankPosition, index);
div.className = `bantuan-element ${positionClass}`;
div.style.zIndex = this.config.zIndexBase + index;
// Create the link and image
const link = document.createElement('a');
link.href = 'https://cta.ruangguru.com/' + cta.ctaId || '#';
link.target = '_blank';
// Add tracking attributes
link.setAttribute('data-tracking-event-type', 'landing_page__core__item_click');
link.setAttribute(
'data-tracking-context',
JSON.stringify({
product_name: this.product,
cta_action: 'redirection',
cta_action_detail: link.href,
item_type: 'floating',
item_name: element.name || 'Floating element',
item_category: 'payment',
item_position: index,
item_serial: null,
section_type: 'floating_item',
section_position: 'body',
section_name: 'floating_item',
})
);
const img = document.createElement('img');
img.src = element.imageUrl + '?h=200&convert=webp';
img.alt = element.name || 'Floating element';
img.loading = 'lazy';
// Add click tracking
link.addEventListener('click', () => {
this.trackClick(element, cta);
});
link.appendChild(img);
div.appendChild(link);
return div;
}
getPositionClass(rankPosition, index) {
// Define positioning classes based on rankPosition
if (rankPosition === 1) {
return 'bantuan-top'; // Top position
} else if (rankPosition === 2) {
return 'bantuan-bottom'; // Bottom position
} else {
// For additional elements, distribute them evenly
return `bantuan-${index % 2 === 0 ? 'top' : 'bottom'}-${Math.floor(index / 2) + 1}`;
}
}
trackClick(element, cta) {
// Implement click tracking logic here
console.log('Floating element clicked:', {
elementId: element.Id,
elementName: cta.name,
ctaId: cta.ctaId,
targetUrl: cta.targetUrl,
});
}
// Public method to manually refresh
async refresh() {
try {
await this.fetchFloatingElements();
this.renderFloatingElements();
} catch (error) {
console.error('Failed to refresh floating elements:', error);
throw error;
}
}
// Public method to get current floating elements
getFloatingElements() {
return [...this.floatingElements];
}
}
// Initialize the component when DOM is ready
document.addEventListener('DOMContentLoaded', () => {
// Get product and table parameters from data attributes
const container = document.getElementById('bantuan-divs-container');
const product = container.getAttribute('data-product') || 'ruangguru';
const table = container.getAttribute('data-table') || 'rg_floating_icon';
new FloatingDivsComponent(product, table);
});
// Export for use in other modules if needed
if (typeof module !== 'undefined' && module.exports) {
module.exports = FloatingDivsComponent;
}
</script> <div id="wp-install-nudge" style="
position: fixed;
bottom: 0rem;
right: 0;
z-index: 999;
cursor: pointer;
"></div>
<script>
(function (w, d, s, o, f, js, fjs) {
w['Sales-Nudge-Widget'] = o; w[o] = w[o] || function () { (w[o].q = w[o].q || []).push(arguments) };
js = d.createElement(s), fjs = d.getElementsByTagName(s)[0];
js.id = o; js.src = f; js.async = 1; fjs.parentNode.insertBefore(js, fjs);
}(window, document, 'script', 'wpInstallNudge', 'https://cdn-web-2.ruangguru.com/sales-nudge/6198a95130/dist/widget.js'));
wpInstallNudge('init', { targetElementId: 'wp-install-nudge', clientTarget: 'ruangguru_blog' });
</script>
<script>
// note: disabled due to auto reload page
// var lastScrollTop = 0;
// $(window).scroll(function(event){
// var st = $(this).scrollTop();
// if (st > lastScrollTop){
// $('#wp-install-nudge').slideDown( "slow", function() {});
// } else {
// $('#wp-install-nudge').slideUp( "slow", function() {});
// }
// lastScrollTop = st;
// });
// $(document).ready(function () {
// $("#wp-install-nudge").hide();
// });
$('#wp-install-nudge').click(function(){
Analytics.track("promotion__install_nudge__click",
{
user_email: "ruangguru@blog.com",
cta_link: widgetData.dataConfig.target_link
}).catch((err) => {
console.log("tracker error", err);
});
});
</script>
</footer>
<div id="__next"></div>
<script type="speculationrules">
{"prefetch":[{"source":"document","where":{"and":[{"href_matches":"\/blog\/*"},{"not":{"href_matches":["\/blog\/wp-*.php","\/blog\/wp-admin\/*","\/blog\/wp-content\/uploads\/*","\/blog\/wp-content\/*","\/blog\/wp-content\/plugins\/*","\/blog\/wp-content\/themes\/ruangguru\/*","\/blog\/*\\?(.+)"]}},{"not":{"selector_matches":"a[rel~=\"nofollow\"]"}},{"not":{"selector_matches":".no-prefetch, .no-prefetch a"}}]},"eagerness":"conservative"}]}
</script>
<script>
async function getCtaDetails(ctaIds) {
const endpoint =
" https://gw.ruangguru.com/api/v3/rdb/p_ddgy8hjx5dxsqx/CTA/views/CTA?offset=0&limit=10&where=(ctaId,in," + ctaIds.toString() + ")";
try {
const response = await fetch(endpoint, {
headers: {
"xc-token": "-hG2nBDJzSj0agSgNtcJx97M4F02y54nUMoY6plJ",
},
});
const data = await response.json();
const ctaList = data?.list || [];
const ctaMap = new Map();
for (const ctaData of ctaList) {
ctaMap.set(ctaData.ctaId, ctaData);
}
return ctaMap;
} catch (error) {
console.error("Error fetching CTA details:", error);
return new Map();
}
}
async function replaceCTA() {
const regex = /{{cta\((‘(.*?)’|“(.*?)”)\)}}/g;
const bodyHTML = document.body.innerHTML;
const matches = Array.from(bodyHTML.matchAll(regex));
const ctaIds = matches.map((match) => {
let ctaId = match[2] ?? match[3];
return ctaId;
});
const ctaMap = await getCtaDetails(ctaIds);
const replacedHTML = bodyHTML.replace(regex, (match, _inner, ctaId1, ctaId2) => {
const ctaId = ctaId1 ?? ctaId2;
const ctaData = ctaMap.get(ctaId);
if (ctaData) {
return `<a href="https://cta.ruangguru.com/${ctaData.ctaId}" target="_${ctaData.targetType}" style="position:relative;display:inline-block;">
<img src="${ctaData.imageUrl}" loading="lazy" alt="${ctaData.altText}" />
</a>`;
} else {
return match;
}
});
document.body.innerHTML = replacedHTML;
}
</script>
<meta name="author" content="Ruangguru Tech Team">
<!-- Google Tag Manager (noscript) -->
<noscript><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-PVNLZFT" height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
<!-- Tracker -->
<script type="text/javascript" src="https://cdn-web-2.ruangguru.com/landing-page-web/public/staticpages/global-assets/js/cta.js"></script>
<script src="https://unpkg.com/@dotlottie/player-component@latest/dist/dotlottie-player.mjs" type="module"></script>
</body>
</html>