Kepler-126

Planetary system · 774.3 light-years away · also TYC 3133-248-1

Kepler-126 is 774 light-years from the Sun. The NASA Exoplanet Archive lists 3 planets around this 6,239 K star; the first was found in 2014 by transit (Kepler).

Fly there in 3D

Worth knowing

Kepler-126 b goes round its star every 10.5 days, 8 times as often as Mercury goes round the Sun.

The star

Surface temperature6,239 K
Mass1.108 solar masses
Radius1.358 solar radii
Luminosity2.831 times the Sun
Apparent magnitude10.505
Ageabout 3.39 billion years
Distance from the Sun774.3 light-years (237.4 parsecs)
Position (J2000)RA 289.3474°, Dec 44.2084°
ConstellationCygnus

Planets (3)

PlanetYearOrbitRadiusMassFound
Kepler-126 b10.5 days0.0990 AU1.52 R⊕4.1173 M⊕ minimumTransit, 2014
Kepler-126 c21.9 days0.162 AU1.58 R⊕1.2794 M⊕ minimumTransit, 2014
Kepler-126 d100.3 days0.448 AU2.5 R⊕54.59 M⊕ minimumTransit, 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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