Kepler-242

Planetary system · 1957.7 light-years away

Kepler-242 is 1,958 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this 5,020 K star; the first was found in 2014 by transit (Kepler).

Fly there in 3D

Worth knowing

Kepler-242 b goes round its star every 8.20 days, 11 times as often as Mercury goes round the Sun.

The star

Surface temperature5,020 K
Mass0.748 solar masses
Radius0.85 solar radii
Luminosity0.244 times the Sun
Apparent magnitude15.489
Ageabout 2.69 billion years
Distance from the Sun1957.7 light-years (600.2 parsecs)
Position (J2000)RA 286.5657°, Dec 41.8084°
ConstellationLyra

Planets (2)

PlanetYearOrbitRadiusMassFound
Kepler-242 b8.20 days0.0750 AU2.61 R⊕7.32 M⊕ estimatedTransit, 2014
Kepler-242 c14.5 days0.109 AU2 R⊕4.66 M⊕ estimatedTransit, 2014

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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