K2-270

Planetary system · 914.9 light-years away

K2-270 is 915 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this 4,877 K star; the first was found in 2018 by transit (K2).

Fly there in 3D

Worth knowing

K2-270 b goes round its star every 37.0 hours, 57 times as often as Mercury goes round the Sun.

The star

Surface temperature4,877 K
Mass0.85 solar masses
Radius0.77 solar radii
Luminosity0.3033 times the Sun
Apparent magnitude13.847
Distance from the Sun914.9 light-years (280.5 parsecs)
Position (J2000)RA 131.2666°, Dec 13.5497°
ConstellationCancer

Planets (2)

PlanetYearOrbitRadiusMassFound
K2-270 b37.0 hours0.0247 AU1.38 R⊕2.48 M⊕ estimatedTransit, 2018
K2-270 c4.40 days0.0497 AU2.95 R⊕9.01 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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