Kepler-487

Planetary system · 2845.2 light-years away

Kepler-487 is 2,845 light-years from the Sun. The NASA Exoplanet Archive lists 3 planets around this 5,444 K star; the first was found in 2016 by transit (Kepler).

Fly there in 3D

Worth knowing

Kepler-487 d goes round its star every 2.42 days, 36 times as often as Mercury goes round the Sun.

The star

Surface temperature5,444 K
Mass0.91 solar masses
Radius0.88 solar radii
Luminosity0.6719 times the Sun
Apparent magnitude14.882
Ageabout 5.62 billion years
Distance from the Sun2845.2 light-years (872.3 parsecs)
Position (J2000)RA 295.2872°, Dec 41.2220°
ConstellationCygnus

Planets (3)

PlanetYearOrbitRadiusMassFound
Kepler-487 d2.42 days0.0345 AU2.7751 R⊕8.12 M⊕ estimatedTransit, 2021
Kepler-487 b15.4 days0.118 AU11.42 R⊕—Transit, 2016
Kepler-487 c38.7 days0.219 AU2.68 R⊕7.65 M⊕ estimatedTransit, 2016

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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