K2-34

Planetary system · 1137.1 light-years away · also TYC 1391-121-1

K2-34 is 1,137 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this F star; the first was found in 2016 by transit (K2).

Fly there in 3D

Worth knowing

K2-34 b goes round its star every 3.00 days, 29 times as often as Mercury goes round the Sun.

The star

Spectral typeF
Surface temperature6,168 K
Mass1.16 solar masses
Radius1.42 solar radii
Luminosity2.51 times the Sun
Apparent magnitude11.447
Ageabout 2.88 billion years
Distance from the Sun1137.1 light-years (348.6 parsecs)
Position (J2000)RA 127.5787°, Dec 22.2359°
ConstellationCancer

Planets (1)

PlanetYearOrbitRadiusMassFound
K2-34 b3.00 days0.0442 AU13.75 R⊕539.68 M⊕Transit, 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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