CoRoT-2

Planetary system · 695.6 light-years away

CoRoT-2 is 696 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this 5,625 K star; the first was found in 2008 by transit (CoRoT).

Fly there in 3D

Worth knowing

CoRoT-2 b goes round its star every 41.8 hours, 50 times as often as Mercury goes round the Sun.

CoRoT-2 is one of 2 stars in its system. The position of the other star is not catalogued, so only CoRoT-2 and its planets are drawn.

The star

Surface temperature5,625 K
Mass0.96 solar masses
Radius0.906 solar radii
Luminosity0.7404 times the Sun
Apparent magnitude12.516
Ageabout 2.7 billion years
Distance from the Sun695.6 light-years (213.3 parsecs)
Position (J2000)RA 291.7770°, Dec 1.3837°
ConstellationAquila

Planets (1)

PlanetYearOrbitRadiusMassFound
CoRoT-2 b41.8 hours0.0280 AU16.432 R⊕1102.8 M⊕Transit, 2008

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 5,625 K, 0.74 times as bright as the Sun, the habitable zone, where starlight could keep water liquid on a rocky surface, runs from about 0.83 to 1.46 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 696 years ago, around 1330.

Nearest systems to it

Also found by CoRoT

Sources

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