Kepler-287

Planetary system · 2726.2 light-years away

Kepler-287 is 2,726 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this K7 V star; the first was found in 2014 by transit (Kepler).

Fly there in 3D

Worth knowing

Kepler-287 b goes round its star every 20.3 days, 4 times as often as Mercury goes round the Sun.

The star

Spectral typeK7 V
Surface temperature5,806 K
Mass0.963 solar masses
Radius1.032 solar radii
Luminosity0.7339 times the Sun
Apparent magnitude14.952
Ageabout 2.88 billion years
Distance from the Sun2726.2 light-years (835.9 parsecs)
Position (J2000)RA 290.9274°, Dec 48.4435°
ConstellationCygnus

Planets (2)

PlanetYearOrbitRadiusMassFound
Kepler-287 b20.3 days0.145 AU2.33 R⊕83 M⊕Transit, 2014
Kepler-287 c44.9 days0.246 AU3.26 R⊕66 M⊕Transit, 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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