Asteroids Clusters Comets Concepts Constellations Galaxies Moons Nebulae Planets and Moons Stars Surface Features

Menus

Catalogues

Tools and Links

Alioth
Epsilon Ursae Majoris, 77 Ursae Majoris
Despite its 'epsilon' designation, Alioth is the brightest star in Ursa Major, with a magnitude of +1.8. This white star exhibits variability of the type demonstrated by Alpha 2 Canum Venaticorum: that is, Alioth's apparent brightness changes as the star rotates.
Indexes
  • Main Index
  • Star Names Index
  • Bayer Stars Index
  • Flamsteed Stars Index
  • Related Entries
  • Light Year
  • The Plough
  • Ursa Major