Exoplanet Proxima Centauri b

Name: Proxima Centauri b
Creator: Stellar Catalog
License: https://creativecommons.org/licenses/by/4.0/

Exoplanet Proxima Centauri b orbits star Proxima Centauri that lies 4 light years away from the Sun. It weighs about 1.2 Earth masses and orbits its star much closer than Earth orbits Sun.

Sun distance
4 light years

Proxima Centauri b

Exoplanet, rocky planet

Star: Proxima Centauri

Distance from the star: 0.05 AU

Orbit around star: 11.18427 days

Basic characteristic

Mass: 1.2 M Earth

Size: 1.1 R Earth | 0.1 R Jupiter

Density: 4859 kg/m3 | 88 % Earth

Temperature: 234 K | -39 °C

Year of discovery: 2016 (radial velocity)

Comparison to the Solar system planets

Mass: Earth (120 % Earth mass)

Size: Earth (110 % Earth radius)

Density: Mars (124 % Mars density)

Distance: Mercury (13 % Mercury distance)

Other designations of this exoplanet
Alpha Centauri C b, CCDM J14396-6050C b, GCTP 3278.00 b, Gliese 551 b, HIP 70890 b, LFT 1110 b, LHS 49 b, LPM 526 b, LTT 5721 b, NLTT 37460 b, V645 Centauri b

Exoplanets around star Proxima Centauri

Exoplanet Proxima Centauri b orbits star Class red dwarf Proxima Centauri, which has much lower mass than Sun. It is one of 2 known exoplanets orbiting this star.

Proxima Centauri b	\| 0.05 AU
Proxima Centauri c	\| 1.48 AU

Star Proxima Centauri

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