Aldebaran
Star
Facts
- Distance
- 67 light-years
- Spectral class
- K5 III
- Diameter
- about 45 times the Sun
Aldebaran is an orange giant of spectral class K5 III, about 67 light-years from Earth, with a diameter about 45 times the Sun's.
The Pioneer 10 probe is travelling in its direction and will pass by it in about two million years.
Sources
- van Altena, Lee and Hoffleit 1995, General Catalogue of Trigonometric Stellar Parallaxes, 4th Ed., Yale University Observatory
- Hoffleit and Warren 1991, Yale Bright Star Catalogue, 5th Revised Ed. (V magnitudes, positions and spectral classes)
- Richichi and Roccatagliata 2005, A&A 433, 305 (diameter of Aldebaran)
- NASA Science, Pioneer 10