Kepler-22

Planetary system · 634.8 light-years away

Kepler-22 is 635 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this G5 V star; the first was found in 2011 by transit (Kepler).

Fly there in 3D

Worth knowing

Kepler-22 b takes 289.9 days to go round its star once.

The star

Spectral typeG5 V
Surface temperature5,596 K
Mass0.857 solar masses
Radius0.869 solar radii
Luminosity0.6453 times the Sun
Apparent magnitude11.751
Ageabout 7 billion years
Distance from the Sun634.8 light-years (194.6 parsecs)
Position (J2000)RA 289.2172°, Dec 47.8841°
ConstellationCygnus

Planets (1)

PlanetYearOrbitRadiusMassFound
Kepler-22 b289.9 days0.812 AU2.1 R⊕9.1 M⊕Transit, 2011

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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