(ninth-brightest star in the sky)
Achernar (Alpha Eridani) is the ninth-brightest star in the sky.
It is a bright blue variable star in the
southern sky. It is rotating fast with
a rotation period of hours and is
highly flattened. It also has a
companion orbiting at about 12 AU.
(star,bright star,binary star,variable star)
| || |
Referenced by pages:
B-type star (B)