Kepler-880

Planetary system · 1961.3 light-years away · also TYC 3130-770-1

Kepler-880 is 1,961 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this 6,761 K star; the first was found in 2016 by transit (Kepler).

Fly there in 3D

Worth knowing

Kepler-880 b goes round its star every 7.71 days, 11 times as often as Mercury goes round the Sun.

The star

Surface temperature6,761 K
Mass1.46 solar masses
Radius1.74 solar radii
Luminosity4.635 times the Sun
Apparent magnitude11.845
Ageabout 1.66 billion years
Distance from the Sun1961.3 light-years (601.3 parsecs)
Position (J2000)RA 281.9712°, Dec 43.6728°
ConstellationLyra

Planets (2)

PlanetYearOrbitRadiusMassFound
Kepler-880 b7.71 days0.0915 AU2.66 R⊕7.56 M⊕ estimatedTransit, 2016
Kepler-880 c11.8 days0.122 AU2.87 R⊕8.6 M⊕ estimatedTransit, 2023

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.

The planets, compared

For a star of 6,761 K, 4.6 times as bright as the Sun, the habitable zone, where starlight could keep water liquid on a rocky surface, runs from about 1.93 to 3.34 AU. None of its known planets orbits inside it. The zone says how much starlight arrives, not whether a planet has water or air. The edges follow Kopparapu et al. (2014), as the 3D view draws them.

The light you see left 1,961 years ago, around AD 60.

Nearest systems to it

Also found by Kepler

Sources

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