The Gliese 581 system has been the target of both SETI and Active SETI searches for extraterrestrial life. asserted that if Gliese 581c has an Earth-type composition, it would have a radius of 1.5R ⊕, which would have made it at the time "the … Gliese 581 c or Gl 581 c is a "Super-Earth", a large extrasolar terrestrial planet, orbiting the red dwarf star Gliese 581. 2007 Astronomy and Astrophysics 476, 1373, アタカマ大型ミリ波サブミリ波干渉計, http://news.bbc.co.uk/1/hi/sci/tech/6589157.stm, “Major Discovery: New Planet Could Harbor Water and Life”, http://www.space.com/scienceastronomy/070424_hab_exoplanet.html, 液体の水、そして生命が存在する可能性も― 地球にとても「近い」系外惑星、発見, “Planet Hunters Edge Closer to Their Holy Grail”, http://www.space.com/scienceastronomy/070424_exoplanet_side.html, “Astronomers Find First Earth-like Planet in Habitable Zone”, http://www.eso.org/outreach/press-rel/pr-2007/pr-22-07.html, http://www.journals.uchicago.edu/doi/abs/10.1086/521346, http://pqasb.pqarchiver.com/skyandtelescope/access/1478225761.html?dids=1478225761&FMT=ABS&FMTS=ABS&date=Jan+2008&author=Sara+Seager&desc=Alien+Earths+from+A+to+Z, “20 light years away, the most Earthlike planet yet”, http://www.iht.com/articles/2007/04/25/news/planet.php, http://www.usatoday.com/printedition/news/20070425/1a_bottomstrip25_dom.art.html, “New planet found: It might hold life”, http://www.sfgate.com/cgi-bin/article.cgi?f=/c/a/2007/04/24/BAG33PE14U26.DTL, Titan, Mars and Earth: Entropy Production by Latitudinal Heat Transport, “Messages from Earth sent to distant planet by Bebo”, https://web.archive.org/web/20081011142445/http://www.telegraph.co.uk/news/newstopics/howaboutthat/3166709/Messages-from-Earth-sent-to-distant-planet-by-Bebo.html, Gliese 581 - The "Red Dwarf" and implications for its "earthlike" planet Gliese 581c, A Planet Is Too Hot for Life, but Another May Be Just Right, Astronomers Find First Earth-like Planet in Habitable Zone, アレン・テレスコープ・アレイ, ボイジャーのゴールデンレコード, 居住するのに適した太陽系外惑星の一覧, https://ja.wikipedia.org/w/index.php?title=グリーゼ581c&oldid=78724768, HARPSによって発見された太陽系外惑星, 外部リンクがリンク切れになっている記事/2017å¹´6月, アップロード (ウィキメディア・コモンズ), ウィキペディアに関するお問い合わせ, クリエイティブ・コモンズ 表示-継承ライセンス, ウィキメディア・コモンズには、, 最終更新 2020å¹´7月29日 (æ°´) 11:28 (日時は. 1. ;) ). [4] The study by Selsis et al. With a mass at least 5.5 times that of the Earth, it is classified as a super-Earth (a category of planets from 5 to 10 Earth masses). Gliese 581 is a red dwarf in the constellation Libra. Gliese 581 c, planet, semi-major axis: 0.0721±0.0003 AU 1.3. Gliese 581d / ˈɡliːzə / (often shortened to Gl 581d or GJ 581d) is an extrasolar planet orbiting within the Gliese 581 system, approximately 20.4 light-years away in the Libra constellation. Images showing position of Gliese 581 in the constellation Libra • … Gliese 581c orbits a red dwarf, the star has a mass around one third of that of the sun. Gliese 581 c – planeta pozasłoneczna typu superziemia orbitująca wokół czerwonego karła Gliese 581.Uważa się, że planeta znajduje się w takiej odległości od gwiazdy, że temperatura powierzchni planety pozwala na istnienie wody w stanie ciekłym, a co za tym idzie istnieją na niej warunki dogodne do powstania życia tlenowego. With a mass at least 5.5 times that of the Earth, it is classified as a super-Earth. Message boards: SETI@home Science: Earthlike planet discovered - Gliese 581c ©2020 University of California SETI@home and Astropulse are funded by grants from the National Science Foundation, NASA, and donations from SETI@home volunteers. グリーゼ581g(英:Gliese 581g)または、GJ 581gとは地球から見ててんびん座の方向に約20光年先にある赤色矮星 グリーゼ581を公転している未確認の太陽系外惑星である [8]。グリーゼ581系では6番目の惑星である。その存在はリック・カーネギー太陽系外惑星サーベイによって2010年に報告された。 Gliese 581g has a mass of around 3 to 4 times that of Earth, its radius is … Alien Message from Gliese 581/d. Până în prezent, este a doua planetă din cele șase descoperite în acest sistem. Pop band McFly chose to send a message praising singer Cheryl Cole's "perfect body". It is classified as a "super-Earth", a planet with 5 to 10 Earth masses. The Gliese 581 system has been the target of both SETI and Active SETI searches for extraterrestrial life. The study of Gliese 581c by the von Bloh et al. The user-generated data spurt should reach Gliese 581 in March of 2029. Gliese 581 g, planet, semi-major axis: 0.1460AU A message from Earth BTW, only 14 days left to post your message(s). We apply our model to calculate the habitability of the two super-Earths in the Gliese 581 system. Message boards: SETI@home Science: Earthlike planet discovered - Gliese 581c ©2020 University of California SETI@home and Astropulse are funded by grants from the National Science Foundation, NASA, and donations from SETI@home volunteers. Gliese 581c or Gl 581c is a planet orbiting within the Gliese 581 system. Active SETI (Active Search for Extra-Terrestrial Intelligence) is the attempt to send messages to intelligent extraterrestrial life. The photosynthesis-sustaining habitable zone (pHZ) is determined by the limits of biological productivity on the planetary surface. グリーゼ832c (Gliese 832 c) とは、地球から見てつる座の方向に約16.1光年離れた位置にあるグリーゼ832を公転する太陽系外惑星である。グリーゼ832星系の中で、恒星から最も近いところを公転している。 First earthlike planet outside solar system discovered, http://news.sky.com/skynews/video/videoplayer/0,,30000-1262496,00.html, http://news.sky.com/skynews/video/videoplayer/0,,30000-1262522,00.html. Gliese 581 c is likely to have a runaway greenhouse effect. Gliese 581 4. 2008 Astronomy and Astrophysics 479, 277, von Bloh et al. Gliese 581 c sau Gl 581 c este o planetă extrasolară care se rotește în jurul stelei Gliese 581 din constelația Balanța, aflată la 20 a-l de planeta noastră. Signal is a digital time capsule containing 501 messages that were selected through a competition on the social networking Bebo. Planet in order from the star has a mass of around 3 to 4 times of. 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