Aldebaran, the bright orange eye of the bull, stands close to the Moon at nightfall. Aldebaran is nearing the end of its life. It has puffed up to many times the size of the Sun, causing its outer layers to cool and brighten.
Aldebaran, the bright orange eye of the bull, stands close to the Moon at nightfall. Aldebaran is nearing the end of its life. It has puffed up to many times the size of the Sun, causing its outer layers to cool and brighten.