| Proper Names | Zarmina, Zarmina's World (unofficial names) | | Designations | Gliese 581 g, HO Librae g | | Classification | Super Earth | | Orbital Period | 37 days | | Mean Distance from Gliese 581 | 22 million km | | Mass | 3.5 x Earth | | Diameter | 1.3 - 2.0 x Earth | | Temperature | Not known | | Parent star | Gliese 581 (HO Librae), red dwarf star in Libra | | Other planets in this system |
Gliese-581 b, gas giant
Gliese-581 c, super Earth
Gliese-581 d, super Earth
Gliese-581 e, super Earth
Gliese-581 f, Earth-mass planet (unconfirmed)
| | Notes | The initial detection of this extrasolar planet in the year 2010 is still awaiting definitive confirmation, and conceivably the planet may not exist at all. If Gliese 581 g can be confirmed, however, it is an important discovery as one of the most Earth-like exoplanets yet found. |
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