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Gliese 581 g

HO Librae g, Wolf 562 g
Unofficially named 'Zarmina' or 'Zarmina's World'

Proper NamesZarmina, Zarmina's World (unofficial names)
DesignationsGliese 581 g, HO Librae g, Wolf 562 g
ClassificationSuper Earth
Orbital Period37 days
Mean Distance from Gliese 58122 million km
Mass3.5 x Earth
Diameter1.3 - 2.0 x Earth
TemperatureNot known
Parent starGliese 581 (HO Librae), red dwarf in Libra
Other planets in this system Gliese 581 b, gas giant
Gliese 581 c, super Earth
Gliese 581 d, super Earth (unconfirmed)
Gliese 581 e, super Earth
Gliese 581 f, Earth-mass planet (unconfirmed)
NotesThe 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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