K2-140

Planetary system · 1134.8 light-years away

K2-140 is 1,135 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this G6 V star; the first was found in 2017 by transit (K2).

Fly there in 3D

Worth knowing

K2-140 b goes round its star every 6.57 days, 13 times as often as Mercury goes round the Sun.

The star

Spectral typeG6 V
Surface temperature5,585 K
Mass0.96 solar masses
Radius1.06 solar radii
Luminosity0.893 times the Sun
Apparent magnitude12.727
Ageabout 9.8 billion years
Distance from the Sun1134.8 light-years (347.9 parsecs)
Position (J2000)RA 188.1373°, Dec -9.6076°
ConstellationVirgo

Planets (1)

PlanetYearOrbitRadiusMassFound
K2-140 b6.57 days0.0680 AU13.563 R⊕295.58 M⊕Transit, 2017

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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