Kepler-10

Planetary system · 605.0 light-years away

Kepler-10 is 605 light-years from the Sun. The NASA Exoplanet Archive lists 3 planets around this 5,708 K star; the first was found in 2011 by transit (Kepler).

Fly there in 3D

Worth knowing

Kepler-10 b goes round its star every 20.1 hours, 105 times as often as Mercury goes round the Sun.

The star

Surface temperature5,708 K
Mass0.91 solar masses
Radius1.065 solar radii
Luminosity1.134 times the Sun
Apparent magnitude11.043
Ageabout 10.6 billion years
Distance from the Sun605.0 light-years (185.5 parsecs)
Position (J2000)RA 285.6793°, Dec 50.2415°
ConstellationDraco

Planets (3)

PlanetYearOrbitRadiusMassFound
Kepler-10 b20.1 hours0.0169 AU1.47 R⊕3.24 M⊕Transit, 2011
Kepler-10 c45.3 days0.241 AU2.355 R⊕11.29 M⊕Transit, 2011
Kepler-10 d151.1 days0.538 AU3.49 R⊕ estimated12 M⊕ minimumRadial Velocity, 2023

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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