Exoplanet Groombridge 34 A b

Exoplanet Groombridge 34 A b orbits star Groombridge 34 A that lies 12 light years away from the Sun. It weighs about 4 Earth masses and orbits its star much closer than Earth orbits Sun.

Groombridge 34 A b

Exoplanet, super-earth

Star: Groombridge 34 A

Distance from the star: 0.072 AU

Orbit around star: 11.436 days

Basic characteristic

Mass: 4 M Earth

Year of discovery: 2014 (radial velocity)

Other designations of this exoplanet
GX Andromedae b, V* GX And b, BD+43° 44 b, GCTP 49 b, Gliese 15 A b, GJ 15 A b, Gl 15 A b, G 171-047 b, HD 1326 b, HIP 1475 b, LHS 3 b, LTT 10108 b, SAO 36248 b

Comparison

When comparing to the Solar system planets, Groombridge 34 A b has 27 % of mass of Uranus and it orbits its star closer than Mercury orbits the Sun.

		Mercury	Venus	Earth	Mars	Jupiter	Saturn	Uranus	Neptune
	Mass	72.36	4.88	3.98	36.18	0.01	0.04	0.27	0.23
	Distance	0.18	0.1	0.07	0.05	0.01	0.01	0	0

Groombridge 34 system structure

Exoplanet Groombridge 34 A b orbits star Groombridge 34 A, which has lower mass than Sun. It is one of 2 known exoplanets orbiting this star.

Groombridge 34 A
	Groombridge 34 A b	0.07 AU	4 M⊕	11.4 days
	Groombridge 34 A c	5.4 AU	35 M⊕	6694 days
Groombridge 34 B

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