Kepler-30

Planetary system · 2981.8 light-years away

Kepler-30 is 2,982 light-years from the Sun. The NASA Exoplanet Archive lists 3 planets around this 5,498 K star; the first was found in 2012 by transit (Kepler).

Fly there in 3D

Worth knowing

Kepler-30 b goes round its star every 29.3 days, 3 times as often as Mercury goes round the Sun.

The star

Surface temperature5,498 K
Mass0.99 solar masses
Radius0.95 solar radii
Luminosity0.58 times the Sun
Apparent magnitude15.726
Ageabout 2 billion years
Distance from the Sun2981.8 light-years (914.2 parsecs)
Position (J2000)RA 285.2836°, Dec 38.9473°
ConstellationLyra

Planets (3)

PlanetYearOrbitRadiusMassFound
Kepler-30 b29.3 days0.180 AU3.9 R⊕11.3 M⊕Transit, 2012
Kepler-30 c60.3 days0.300 AU12.3 R⊕640 M⊕Transit, 2012
Kepler-30 d143.3 days0.500 AU8.8 R⊕23.1 M⊕Transit, 2012

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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