GJ 625

Planetary system · 21.1 light-years away · also HIP 80459

GJ 625 is 21.1 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this M2 star; the first was found in 2017 by radial velocity (Multiple Observatories).

Fly there in 3D

Worth knowing

GJ 625 b goes round its star every 14.6 days, 6 times as often as Mercury goes round the Sun.

The star

Spectral typeM2
Surface temperature3,499 K
Mass0.3 solar masses
Radius0.31 solar radii
Luminosity0.01276 times the Sun
Apparent magnitude10.066
Distance from the Sun21.1 light-years (6.5 parsecs)
Position (J2000)RA 246.3558°, Dec 54.3034°
ConstellationDraco

Planets (1)

PlanetYearOrbitRadiusMassFound
GJ 625 b14.6 days0.0784 AU1.49 R⊕ estimated2.82 M⊕ minimumRadial Velocity, 2017

Values are the NASA Exoplanet Archive’s composite parameters. A radius marked estimated comes from a mass–radius relation; a mass marked minimum is M sin i. Planet sizes and colours in the 3D view are renderings: none of these worlds has been photographed as more than a point of light.

Sources

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