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<ref name="Extrasolar Planets Encyclopaedia 2010">{{cite web|title=Star: Gliese 581 |url=http://exoplanet.eu/star.php?st=Gl+581 |work=[[Extrasolar Planets Encyclopaedia]] |accessdate=October 11, 2010 |quote=Mass 0.31 M<sub>Sun</sub>, Age {{val|8|+3|-1}} Gyr |deadurl=yes |archiveurl=https://web.archive.org/web/20120505101639/http://exoplanet.eu/star.php?st=Gl%20581 |archivedate=May 5, 2012 |df= }}</ref>
<ref name="Extrasolar Planets Encyclopaedia 2010">{{cite web|title=Star: Gliese 581 |url=http://exoplanet.eu/star.php?st=Gl+581 |work=[[Extrasolar Planets Encyclopaedia]] |accessdate=October 11, 2010 |quote=Mass 0.31 M<sub>Sun</sub>, Age {{val|8|+3|-1}} Gyr |deadurl=yes |archiveurl=https://web.archive.org/web/20120505101639/http://exoplanet.eu/star.php?st=Gl%20581 |archivedate=May 5, 2012 |df= }}</ref>


<ref name="Overbye 2012">{{Cite news|url=https://www.nytimes.com/2012/08/21/science/space/just-right-or-nonexistent-dispute-over-goldilocks-planet-gliese-581g.html|title=Just Right, or Nonexistent? Dispute Over ‘Goldilocks’ Planet Gliese 581G|last=Overbye|first=Dennis|date=August 20, 2012|newspaper=The New York Times|issn=0362-4331|access-date=January 7, 2017}}</ref>
<ref name="Overbye 2012">{{Cite news|url=https://www.nytimes.com/2012/08/21/science/space/just-right-or-nonexistent-dispute-over-goldilocks-planet-gliese-581g.html|title=Just Right, or Nonexistent? Dispute Over ‘Goldilocks’ Planet Gliese 581G|last=Overbye|first=Dennis|date=August 20, 2012|newspaper=The New York Times|issn=0362-4331|access-date=January 7, 2017|archive-date=2023-04-09|archive-url=https://web.archive.org/web/20230409195354/https://www.nytimes.com/2012/08/21/science/space/just-right-or-nonexistent-dispute-over-goldilocks-planet-gliese-581g.html|dead-url=no}}</ref>


<ref name="Sanders 2010">{{cite web|last1=Sanders|first1=Laura|title=A little wobble spurs hope for finding life on distant worlds: extrasolar planet is in the right location to be habitable.|url=https://www.thefreelibrary.com/A+little+wobble+spurs+hope+for+finding+life+on+distant+worlds%3A+...-a0241277867|accessdate=January 21, 2017}}</ref>
<ref name="Sanders 2010">{{cite web|last1=Sanders|first1=Laura|title=A little wobble spurs hope for finding life on distant worlds: extrasolar planet is in the right location to be habitable.|url=https://www.thefreelibrary.com/A+little+wobble+spurs+hope+for+finding+life+on+distant+worlds%3A+...-a0241277867|accessdate=January 21, 2017|archive-date=2022-02-18|archive-url=https://web.archive.org/web/20220218051735/https://www.thefreelibrary.com/A+little+wobble+spurs+hope+for+finding+life+on+distant+worlds%3A+...-a0241277867|dead-url=no}}</ref>


<ref name="Smith 2010">{{cite web|last1=Smith|first1=Yvette|title=NASA and NSF-Funded Research Finds First Potentially Habitable Exoplanet|url=http://www.nasa.gov/topics/universe/features/gliese_581_feature.html|publisher=[[NASA]]|accessdate=May 27, 2016|date=September 29, 2010}}</ref>
<ref name="Smith 2010">{{cite web|last1=Smith|first1=Yvette|title=NASA and NSF-Funded Research Finds First Potentially Habitable Exoplanet|url=http://www.nasa.gov/topics/universe/features/gliese_581_feature.html|publisher=[[NASA]]|accessdate=May 27, 2016|date=September 29, 2010|archive-date=2013-03-10|archive-url=https://web.archive.org/web/20130310091735/http://www.nasa.gov/topics/universe/features/gliese_581_feature.html|dead-url=no}}</ref>


<ref name="Stephens 2010">{{cite web |last=Stephens |first=Tim |date=September 29, 2010 |url=http://news.ucsc.edu/2010/09/planet.html |title=Newly discovered planet may be first truly habitable exoplanet |work=University News & Events |publisher=[[University of California, Santa Cruz]]}}</ref>
<ref name="Stephens 2010">{{cite web |last=Stephens |first=Tim |date=September 29, 2010 |url=http://news.ucsc.edu/2010/09/planet.html |title=Newly discovered planet may be first truly habitable exoplanet |work=University News & Events |publisher=[[University of California, Santa Cruz]] |access-date=2018-05-18 |archive-date=2013-11-03 |archive-url=https://web.archive.org/web/20131103053732/http://news.ucsc.edu/2010/09/planet.html |dead-url=no }}</ref>


<ref name="Vogt 2010">{{cite journal | last1 = Vogt | first1 = Steven S. | last2 = Butler | first2 = R. Paul | last3 = Rivera | first3 = Eugenio J. | last4 = Haghighipour | first4 = Nader | last5 = Henry | first5 = Gregory W. | last6 = Williamson | first6 = Michael H. | title = The Lick-Carnegie Exoplanet Survey: A 3.1 M_Earth Planet in the Habitable Zone of the Nearby M3V Star Gliese 581 | date = September 29, 2010 | arxiv = 1009.5733 | class = astro-ph.EP | doi=10.1088/0004-637X/723/1/954 | bibcode=2010ApJ...723..954V | volume=723 | journal=The Astrophysical Journal | pages=954–965}}</ref>
<ref name="Vogt 2010">{{cite journal | last1 = Vogt | first1 = Steven S. | last2 = Butler | first2 = R. Paul | last3 = Rivera | first3 = Eugenio J. | last4 = Haghighipour | first4 = Nader | last5 = Henry | first5 = Gregory W. | last6 = Williamson | first6 = Michael H. | title = The Lick-Carnegie Exoplanet Survey: A 3.1 M_Earth Planet in the Habitable Zone of the Nearby M3V Star Gliese 581 | date = September 29, 2010 | arxiv = 1009.5733 | class = astro-ph.EP | doi=10.1088/0004-637X/723/1/954 | bibcode=2010ApJ...723..954V | volume=723 | journal=The Astrophysical Journal | pages=954–965}}</ref>
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== Pranala luar ==
== Pranala luar ==
{{Commons cat|Gliese 581|Star system Gliese 581}}
{{Commons cat|Gliese 581|Star system Gliese 581}}
* {{cite web|author = [[National Science Foundation]]|url = http://www.nsf.gov/news/news_videos.jsp?cntn_id=117765&media_id=68454&org=NSF|title = Steven Vogt and Paul Butler lead a team that discovered the first potentially habitable exoplanet}}
* {{cite web|author = [[National Science Foundation]]|url = http://www.nsf.gov/news/news_videos.jsp?cntn_id=117765&media_id=68454&org=NSF|title = Steven Vogt and Paul Butler lead a team that discovered the first potentially habitable exoplanet|access-date = 2010-10-03|archive-date = 2021-03-27|archive-url = https://web.archive.org/web/20210327023021/http://www.nsf.gov/news/news_videos.jsp?cntn_id=117765&media_id=68454&org=NSF|dead-url = no}}
* {{cite web |date=2010-09-29 |url=http://www.nasa.gov/home/hqnews/2010/sep/HQ_10-237_Exoplanet_Findings.html |title=NASA and NSF-Funded Research Finds First Potentially Habitable Exoplanet |work=Release 10-237 |publisher=[[NASA]]}}
* {{cite web |date=2010-09-29 |url=http://www.nasa.gov/home/hqnews/2010/sep/HQ_10-237_Exoplanet_Findings.html |title=NASA and NSF-Funded Research Finds First Potentially Habitable Exoplanet |work=Release 10-237 |publisher=[[NASA]] |access-date=2010-10-03 |archive-date=2012-08-25 |archive-url=https://web.archive.org/web/20120825160947/http://www.nasa.gov/home/hqnews/2010/sep/HQ_10-237_Exoplanet_Findings.html |dead-url=no }}


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Revisi terkini sejak 6 Agustus 2023 14.37

Gliese 581g
Perbandingan ukuran Gliese 581g dengan Bumi dan Neptunus.
(Berdasarkan komposisi bermodel hipotetis terpilih)
Penemuan
Ditemukan olehSteven S. Vogt et al.[1]
Situs penemuanObservatoriumKeck, Hawaii[2][3][4]
Tanggal penemuan29 September 2010[1][5]
Kecepatan radial[1]
Penamaan
Zarmina, Zarmina's World
Ciri-ciri orbit
Epos JD 2451409,762[1]
013 AU (1,9×109 km)[6]
Eksentrisitas0[1]
32[6] d
271 ± 48[1]
Semiamplitudo1,29 ± 0,19[1]
BintangGliese 581[1][7]
Ciri-ciri fisik
Suhu242 K (−31 °C; −24 °F) s.d. 261 K (−12 °C; 10 °F)[8]

Gliese 581 g atau Gl 581 g, adalah eksoplanet yang mengorbit bintang katai merah Gliese 581, berjarak 20,5 tahun cahaya[9] dari bumi pada rasi Libra. Gliese 581 g merupakan planet keenam yang ditemukan pada sistem planet Gliese 581dan planet keempat yang terdekat dengan bintang tersebut. Planet ini ditemukan oleh Survei eksoplanet Lick-Carnegie setelah pengamatan selama satu dekade. Penemuan Gliese 581 g diumumkan pada akhir bulan September 2010, dan dipercaya sebagai planet yang hampir mirip dengan bumi serta calon eksoplanet dengan potensi terbesar untuk menemukan adanya kehidupan. Deteksi Gliese 581 g pada periode waktu yang singkat menyebabkan astronom mempercayai proporsi bintang dengan planet yang dihuni kemungkinan lebih dari 10%.[10]

Steven Vogt, astronom yang menemukan planet ini, secara informal menamakan planet ini Zarmina yang merupakan nama istrinya.

Referensi

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  1. ^ a b c d e f g h Vogt, Steven S.; Butler, R. Paul; Rivera, Eugenio J.; Haghighipour, Nader; Henry, Gregory W.; Williamson, Michael H. (September 29, 2010). "The Lick-Carnegie Exoplanet Survey: A 3.1 M_Earth Planet in the Habitable Zone of the Nearby M3V Star Gliese 581". The Astrophysical Journal. 723: 954–965. arXiv:1009.5733alt=Dapat diakses gratis [astro-ph.EP]. Bibcode:2010ApJ...723..954V. doi:10.1088/0004-637X/723/1/954. 
  2. ^ Smith, Yvette (September 29, 2010). "NASA and NSF-Funded Research Finds First Potentially Habitable Exoplanet". NASA. Diarsipkan dari versi asli tanggal 2013-03-10. Diakses tanggal May 27, 2016. 
  3. ^ Overbye, Dennis (August 20, 2012). "Just Right, or Nonexistent? Dispute Over 'Goldilocks' Planet Gliese 581G". The New York Times. ISSN 0362-4331. Diarsipkan dari versi asli tanggal 2023-04-09. Diakses tanggal January 7, 2017. 
  4. ^ Alleyne, Richard (September 29, 2010). "Gliese 581g the most Earth like planet yet discovered". The Daily Telegraph. London. Diarsipkan dari versi asli tanggal October 2, 2010. Diakses tanggal September 30, 2010. 
  5. ^ Sanders, Laura. "A little wobble spurs hope for finding life on distant worlds: extrasolar planet is in the right location to be habitable". Diarsipkan dari versi asli tanggal 2022-02-18. Diakses tanggal January 21, 2017. 
  6. ^ a b Vogt, Steven S.; Butler, R. Paul; Haghighipour, Nader (July 18, 2012). "GJ 581 update: Additional Evidence for a Super-Earth in the Habitable Zone". Astronomische Nachrichten. 333: 561–575. arXiv:1207.4515alt=Dapat diakses gratis [astro-ph.EP]. Bibcode:2012AN....333..561V. doi:10.1002/asna.201211707. 
  7. ^ Kesalahan pengutipan: Tag <ref> tidak sah; tidak ditemukan teks untuk ref bernama Quenqua 2014
  8. ^ Stephens, Tim (September 29, 2010). "Newly discovered planet may be first truly habitable exoplanet". University News & Events. University of California, Santa Cruz. Diarsipkan dari versi asli tanggal 2013-11-03. Diakses tanggal 2018-05-18. 
  9. ^ Sekitar 193 triliun kilometer
  10. ^ Kesalahan pengutipan: Tag <ref> tidak sah; tidak ditemukan teks untuk ref bernama Vogt
Kesalahan pengutipan: Tag <ref> dengan nama "Extrasolar Planets Encyclopaedia 2010" yang didefinisikan di <references> tidak digunakan pada teks sebelumnya.

Pranala luar

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Koordinat: Peta langit 15h 19m 27s, −07° 43′ 19″