Kepler-12

Planetary system · 2874.7 light-years away

Kepler-12 is 2,875 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this 5,947 K star; the first was found in 2011 by transit (Kepler).

Fly there in 3D

Worth knowing

Kepler-12 b goes round its star every 4.44 days, 20 times as often as Mercury goes round the Sun.

The star

Surface temperature5,947 K
Mass1.166 solar masses
Radius1.483 solar radii
Luminosity2.814 times the Sun
Apparent magnitude13.468
Ageabout 4 billion years
Distance from the Sun2874.7 light-years (881.4 parsecs)
Position (J2000)RA 286.2434°, Dec 50.0404°
ConstellationDraco

Planets (1)

PlanetYearOrbitRadiusMassFound
Kepler-12 b4.44 days0.0553 AU19.661 R⊕137.3 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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