K2-84

Planetary system · 929.1 light-years away

K2-84 is 929 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this 5,652 K star; the first was found in 2016 by transit (K2).

Fly there in 3D

Worth knowing

K2-84 b goes round its star every 6.42 days, 14 times as often as Mercury goes round the Sun.

The star

Surface temperature5,652 K
Mass0.95 solar masses
Radius0.93 solar radii
Luminosity0.3778 times the Sun
Apparent magnitude13.386
Distance from the Sun929.1 light-years (284.9 parsecs)
Position (J2000)RA 55.8094°, Dec 16.6344°
ConstellationTaurus

Planets (2)

PlanetYearOrbitRadiusMassFound
K2-84 b6.42 days0.0665 AU2.41 R⊕6.39 M⊕ estimatedTransit, 2016
K2-84 c27.9 days0.177 AU2.03 R⊕4.78 M⊕ estimatedTransit, 2016

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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