GJ 4274

Planetary system · 23.6 light-years away

GJ 4274 is 23.6 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this M4.5 V star; the first was found in 2026 by radial velocity (Mauna Kea Observatory).

Fly there in 3D

Worth knowing

GJ 4274 b goes round its star every 39.2 hours, 54 times as often as Mercury goes round the Sun.

The star

Spectral typeM4.5 V
Surface temperature3,228 K
Mass0.18 solar masses
Radius0.19 solar radii
Luminosity0.00345 times the Sun
Apparent magnitude13.31
Ageabout 0.12 billion years
Distance from the Sun23.6 light-years (7.2 parsecs)
Position (J2000)RA 335.7805°, Dec -17.6104°
ConstellationAquarius

Planets (2)

PlanetYearOrbitRadiusMassFound
GJ 4274 b39.2 hours0.0153 AU1.53 R⊕ estimated2.97 M⊕ minimumRadial Velocity, 2026
GJ 4274 c69.6 days0.186 AU2.83 R⊕ estimated8.39 M⊕ minimumRadial Velocity, 2026

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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