Kepler-417

Planetary system · 3176.7 light-years away

Kepler-417 is 3,177 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this 5,177 K star; the first was found in 2014 by transit (Kepler).

Fly there in 3D

Worth knowing

Kepler-417 b goes round its star every 12.3 days, 7 times as often as Mercury goes round the Sun.

The star

Surface temperature5,177 K
Mass0.9 solar masses
Radius0.806 solar radii
Luminosity0.3885 times the Sun
Apparent magnitude15.864
Ageabout 4.9 billion years
Distance from the Sun3176.7 light-years (974.0 parsecs)
Position (J2000)RA 293.8242°, Dec 42.7796°
ConstellationCygnus

Planets (2)

PlanetYearOrbitRadiusMassFound
Kepler-417 b12.3 days0.101 AU2.31 R⊕11 M⊕Transit, 2014
Kepler-417 c15.9 days0.119 AU2.69 R⊕7.7 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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