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Star: GJ 581

Mass: 0.29  Sun=1

Radius: 0.3  Sun=1

Spectral Class: M3.0 V

Distance: 6.3 parsec

Temperature: 3500°K

Metallicity: -0.08

HIP 74995

Known Planets: 3

Constellation: Libra

 

 

Planet: GJ 581 c

Last update: 2025-03-03

 

MASS

0.02143 xJ

RADIUS

 

ORBITAL PERIOD

12.9211 days

SEMI-MAJOR AXIS

0.0718 AU

ECCENTRICITY

0.032

Flux

 

EQUILIBRIUM

316 °K (💻)


DISCOVERED

2007

METHOD

Radial Velocity

FACILITY

La Silla Observatory

 

 

Orbit

 

Star Chart

 

DSS Infrared Image radius 0.5° centered on the star.

 

Last update: 2025-03-03

Source: NASA Exoplanet Archive (exoplanetarchive.ipac.caltech.edu)
The Habitable Worlds Catalog (HWC), PHL @ UPR Arecibo (phl.upr.edu/hwc)