Kepler-276

Planetary system · 3734.0 light-years away

Kepler-276 is 3,734 light-years from the Sun. The NASA Exoplanet Archive lists 3 planets around this 6,105 K star; the first was found in 2013 by transit (Kepler).

Fly there in 3D

Worth knowing

Kepler-276 b goes round its star every 14.1 days, 6 times as often as Mercury goes round the Sun.

The star

Surface temperature6,105 K
Mass0.845 solar masses
Radius1.046 solar radii
Luminosity0.8138 times the Sun
Apparent magnitude15.481
Ageabout 0.4 billion years
Distance from the Sun3734.0 light-years (1144.8 parsecs)
Position (J2000)RA 293.5682°, Dec 39.0363°
ConstellationCygnus

Planets (3)

PlanetYearOrbitRadiusMassFound
Kepler-276 b14.1 days0.119 AU2.87 R⊕731.21 M⊕Transit, 2014
Kepler-276 c31.9 days0.186 AU2.9 R⊕16.6 M⊕Transit, 2013
Kepler-276 d48.6 days0.247 AU2.8 R⊕16.3 M⊕Transit, 2013

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 6,105 K, 0.81 times as bright as the Sun, the habitable zone, where starlight could keep water liquid on a rocky surface, runs from about 0.84 to 1.47 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 3,734 years ago, around 1700 BC.

Nearest systems to it

Also found by Kepler

Sources

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