Aldebaran (Alpha Tauri) (Aug 4, 2003)
Type:
Giant star (Class K)
Brightness:
0.87 mag
Distance:
60 ly
Colour:
orange
Luminosity (Sun = 1):
350 x
Mass (Sun = 1):
25 x
Temperature:
3,800 degrees approx.
Diameter:
80 solar radii
Notes:
The star varies in brightness. Therefore it is supposed to be orbited by a heavy object, like a planet of about 20 Jupiter masses, within 654 days. Aldebaran rotates around its own axis within 2 years.

Celestron Newton 200/1000, Nikon Coolpix 4500

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between the sizes of selected stars by clicking here.

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