GJ 179

Planetary system · 40.3 light-years away · also HIP 22627

GJ 179 is 40.3 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this M3.5 V star; the first was found in 2009 by radial velocity (W. M. Keck Observatory).

Fly there in 3D

Worth knowing

GJ 179 b takes 6.3 years to go round its star once.

The star

Spectral typeM3.5 V
Surface temperature3,370 K
Mass0.357 solar masses
Radius0.38 solar radii
Luminosity0.016 times the Sun
Apparent magnitude11.963
Distance from the Sun40.3 light-years (12.4 parsecs)
Position (J2000)RA 73.0245°, Dec 6.4752°
ConstellationOrion

Planets (1)

PlanetYearOrbitRadiusMassFound
GJ 179 b6.3 years2.410 AU13.8 R⊕ estimated301.94 M⊕Radial Velocity, 2009

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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