Star Groombridge 34

Binary star Groombridge 34 is located 11.6 light years away from the Sun. It is a star system with 2 stars, from which the bigger one has 38 % of solar mass. There are multiple known exoplanets in this system.

Sun distance: 11.6 light years.
(Position of this star is derived from Gaia mission data.)
Groombridge 34 A
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Red dwarf
spectral class M1.4 V
flare star

0.38 solar masses
0.38 solar radii
temperature icontemperature 3615 °K (3342 °C)
time icon3.02 bilion years old star

2 known exoplanets:
Groombridge 34 A b
| 3.03 earth masses
Groombridge 34 A c
| 34.97 earth masses
Groombridge 34 B
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Red dwarf
spectral class M4.1 V
flare star

0.15 solar masses
0.18 solar radii
temperature icontemperature 3304 °K (3031 °C)
time icon2.754 bilion years old star
(No known exoplanets yet)
Other designations of this star
GQ Andromedae, Gliese 15 B, G 171-048, LHS 4, LTT 10109, GX Andromedae, V* GX And, BD+43° 44, GCTP 49, Gliese 15 A, G 171-047, HD 1326, HIP 1475, LHS 3, LTT 10108, SAO 36248, Gaia EDR3 385334230892516480
News from this star system

Newly confirmed exoplanet makes star Groombridge 34 one of the closest multiplanetary star systems

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Closest stars
Distance
(Light Years)
Star name Mass
(Solar mass)
Planets
1.8
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Ross 248 0.14 M
4.9
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Kruger 60 0.27 M
0.18 M
6.3
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EV Lacertae 0.35 M
7.1
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61 Cygni 0.7 M
0.63 M
8.6
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Eta Cassiopeiae 0.97 M
0.57 M
3D map of stellar neighborhood List of all nearby stars