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cool red dwarf · M3.5

GJ 273

GJ 273 is a cool red dwarf 19.3 light-years from Earth, with a temperature of 3,382 K and 0.29 times the Sun's mass. It has 2 known planets.

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Planets
2 
Distance
19.3 light-years5.92 pc
Star
3,382 K0.29 R☉

About this system

The innermost, GJ 273 c, circles it in 4.72 days; the outermost, GJ 273 b, in 18.6 days. One of them lies in the habitable zone: GJ 273 b.

Worlds of GJ 273

NameTypeSizeA yearTemperature
GJ 273 cEarth-sized 1.1 × Earth4.72 days462 K
GJ 273 bSuper-Earth 1.5 × Earth18.6 days292 K