Kepler-311

Planetary system · 2539.6 light-years away

Kepler-311 is 2,540 light-years from the Sun. The NASA Exoplanet Archive lists 3 planets around this 5,905 K star; the first was found in 2014 by transit (Kepler).

Fly there in 3D

Worth knowing

Kepler-311 b goes round its star every 9.18 days, 10 times as often as Mercury goes round the Sun.

The star

Surface temperature5,905 K
Mass0.994 solar masses
Radius1.188 solar radii
Luminosity1.561 times the Sun
Apparent magnitude13.902
Ageabout 1.95 billion years
Distance from the Sun2539.6 light-years (778.6 parsecs)
Position (J2000)RA 282.0613°, Dec 47.0855°
ConstellationLyra

Planets (3)

PlanetYearOrbitRadiusMassFound
Kepler-311 b9.18 days0.0870 AU1.7 R⊕3.53 M⊕ estimatedTransit, 2014
Kepler-311 c19.7 days0.145 AU1.43 R⊕2.63 M⊕ estimatedTransit, 2014
Kepler-311 d232.0 days0.733 AU2.05 R⊕4.86 M⊕ estimatedTransit, 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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