00:10
00:09
00:08
00:07
00:06
00:05
00:04
00:03
00:02
00:01
| a zodiacal constellation between Gemini and Aries, containing the bright star Aldebaran also called the Bull |
| the brightness of a star in comparison with that of the sun: the luminosity of Sirius is expressed as 23 and indicates intrinsic brightness 23 times greater than the sun |