
Gliese 581 - Wikipedia
The Gliese 581 planetary system is the gravitationally bound system comprising the star Gliese 581 and the objects that orbit it. The system is known to consist of at least three planets …
格利泽581 - 百度百科
格利泽581g 是环绕 红矮星 格利泽581的一颗行星,位于 行星系 统的适宜居住区域,拥有稳定的 大气层 ,表面可维持液态湖泊、河流。 根据2009年4月最新的观测结果表明,其另一颗行星 …
格利泽581 - 维基百科,自由的百科全书
格利泽581(英語: Gliese 581 )是一顆位於天秤座之M2.5V 紅矮星,距離地球約20.4光年(193.9兆千米) [6] ,處於天秤座β星以北約2度。 在所有已知的恆星系統中,該恆星是第89 …
GJ 581 c - Science@NASA
Mar 7, 2025 · GJ 581 c is a Neptune-like exoplanet that orbits a M-type star. Its mass is 6.81 Earths, it takes 12.9 days to complete one orbit of its star, and is 0.0718 AU from its star. Its …
格利泽581g - 百度百科
格利泽581g(Gliese 581 g)是一颗系外行星,绕行位于天秤座的红矮星格利泽581,距离地球约20.5光年。 它是在格利泽581行星系中发现的第六颗行星,于2010年9月29日由华盛顿卡内基 …
Gliese 581 - Science@NASA
Oct 25, 2024 · After more than four years of observations using the most successful low-mass exoplanet hunter in the world, the HARPS spectrograph attached to the 3.6-metre ESO …
格利泽581e - 维基百科,自由的百科全书
格利泽581e (英语 、 德语 、 法语 、 卡斯蒂利亚语: Gliese 581 e; Gliese 为德语, 汉 译 格利泽[2],发音为 /ˈɡliːzə/)是迄今发现的第四颗围绕M3V型 红矮星 格利泽581 运转的 行星,属 …
Gliese 581 | Red Dwarf Star, Habitable Zone & Exoplanets
Gliese 581d is the third planet discovered around the red dwarf star Gliese 581, which has a mass 0.31 times that of the Sun and is 20.4 light-years from Earth. Gliese 581d orbits its star every …
Gliese 581g - Wikipedia
Gliese 581g / ˈ ɡ l iː z ə / was a candidate exoplanet postulated to orbit within the Gliese 581 system, twenty light-years from Earth. [9]
Gliese 581g: Potentially Habitable Planet — If It Exists
Nov 20, 2024 · Gliese 581 is a red dwarf star about 20 light-years from Earth. Starting in 2005, astronomers at the European Southern Observatory (ESO), using the High Accuracy Radial …