Epsilon Orionis Alnilam

Stellar classification



  • X 815
  • Y -567
  • Z -1709
→ Sol: 1,976

Object type

  • Blue supergiant
  • Star
  • Double or multiple star
  • Emission-line Star
  • Infra-Red source
  • Interstellar matter
  • Pulsating variable Star
  • UV-emission source
  • Variable Star
  • X-ray source
simbad:* eps Ori


Alnilam, designated Epsilon Orionis (ε Orionis, abbreviated Epsilon Ori, ε Ori) and 46 Orionis (46 Ori), is a large blue supergiant star some 2,000 light-years distant in the constellation of Orion. It is estimated to be 275,000 to 537,000 times as luminous as the Sun, and around 34 times as massive.

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