Wolf 562 Gliese 581

Stellar classification



  • X 1
  • Y 13
  • Z 16
→ Sol: 21

Object type

  • Variable of BY Dra type
  • Star
  • Infra-Red source
  • High proper-motion Star
  • Variable Star
simbad:BD-07 4003


Gliese 581 () is a star of spectral type M3V (a red dwarf) at the center of the Gliese 581 planetary system, about 20 light years away from Earth in the Libra constellation. Its estimated mass is about a third of that of the Sun, and it is the 89th closest known star to the Sun.

This article uses material from the Wikipedia article "Gliese 581", which is released under the Creative Commons Attribution-Share-Alike License 3.0.