Aldebaran (star)

Aldebaran A
Spectral	K5 III
Type	Subgiant
Multiple	Binary
Luminosity	500 LSol
Absolute magnitude	−0.63
Mag Terra	0.85 (13th)
Temperature	4,000° K
Mass	1.5 MSol
Radius	44 RSol
Companion	Aldebaran B

Aldebaran B
Spectral	M2 V
Type	Main Sequence
Multiple	Far Companion
Luminosity	LSol
Absolute magnitude
Mag Terra	13.6
Temperature	° K

The star Aldebaran (otherwise known as Alpha Tauri) is a binary star system located 65.1 light years from Terra.

Description (Specifications)

Aldebaran is a K5 III yellow-orange giant star, and has moved off the main sequence after having depleted a significant amount of the hydrogen fuel in its stellar core.

• Aldebaran has a dim pinkish-orange M2 V main sequence dwarf companion star orbiting at several hundred AU.
• Primarily fusing helium, the main star has expanded to a diameter of approximately 5.3 × 10⁷ km, or about 38 times the diameter of Sol (star) and hundreds of times the luminosity.
• Aldebaran is the 13th brightest star as seen from Terra.
• It is the 80th brightest star in the galaxy, and one of the brightest in Charted Space.
• Aldebaran is not significantly large or massive.

The Aldebaran star system is approximately 20.0pc from Terra, and is located in a Rimward/Rimspinward direction from Terra at bearing 181.0^o Galactic Longitude and -20.25^o South Galactic Latitude.

History & Background (Dossier)

There are two possible locations for the star Aldebaran:

• Aldebaran is listed as the primary star of the beltworld Aldebaran/Aldebaran (Aldebaran 1509).
• Aldebaran is listed as the primary star of the beltworld Cicero/Capella (Solomani Rim 0938). [Prior Canon / Decanonized]

Image Repository

TravellerMap (T5SS): (Aldebaran)
[1]
TravellerMap (Prior Canon): (Cicero)
[2]

References & Contributors (Sources)

This article has metadata.

This page uses content from Wikipedia. The original article was at Aldebaran. The list of authors can be seen in the page history. The text of Wikipedia is available under the Commons Attribution-ShareAlike 3.0 Unported License.

This list of sources was used by the Traveller Wiki Editorial Team and individual contributors to compose this article. Copyrighted material is used under license from Far Future Enterprises or by permission of the author. The page history lists all of the contributions.

• Classic Traveller: Solomani (Alien Module)
• GURPS Traveller: Interstellar Wars
• GURPS Traveller: Rim of Fire
• Mongoose Traveller: Solomani Rim
• Mongoose Traveller: Solomani Alien Module 5
• EXTERNAL LINK: SIMBAD @ University of Strasbourg: [3]
• Traveller Wiki Editorial Team
• Author & Contributor: Rimguy
• Author & Contributor: WHULorigan
• Author & Contributor: Lord (Marquis) and Master of Sophontology Maksim-Smelchak of the Ministry of Science