K2-224

Planetary system · 897.8 light-years away

K2-224 is 898 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this 5,620 K star; the first was found in 2018 by transit (K2).

Fly there in 3D

Worth knowing

K2-224 b goes round its star every 4.48 days, 20 times as often as Mercury goes round the Sun.

The star

Surface temperature5,620 K
Mass0.91 solar masses
Radius0.84 solar radii
Luminosity0.5741 times the Sun
Apparent magnitude12.7
Distance from the Sun897.8 light-years (275.3 parsecs)
Position (J2000)RA 189.7041°, Dec -10.0606°
ConstellationVirgo

Planets (2)

PlanetYearOrbitRadiusMassFound
K2-224 b4.48 days0.0516 AU1.56 R⊕3.05 M⊕ estimatedTransit, 2018
K2-224 c10.1 days0.0886 AU2.41 R⊕6.39 M⊕ estimatedTransit, 2018

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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