HR 8799 system · Asteria Star

System overview

The HR 8799 system has 4 known planets in this catalogue, orbiting the star HR 8799, discovered between 2008 and 2010.

Planet	Class	Radius (R⊕)	Period (d)	Distance (ly)
HR 8799 eImaging · 2010	Gas giant	13.11	20816	135
HR 8799 dImaging · 2008	Gas giant	13	37000	135
HR 8799 cImaging · 2008	Gas giant	13	69000	135
HR 8799 bImaging · 2008	Gas giant	13	170000	135

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