Aldebaran
Aldebaran, also known as Alpha Tauri, was an inhabited planetary system in the Alpha Quadrant. This system was located near the Ficus sector. (; , okudagram)

Location 
In 2256, the location of Aldebaran (Alpha Tauri) was labeled on the star chart "Alpha/Beta Quadrant Overview" in the ready room aboard the . ()

In 2259, the location of this system was labeled on a stellar cartography chart that was seen on the 's ready room viewscreen. This system's symbol had a blue color, indicating that it was affiliated with the . () 

In 2293, the location of Aldebaran in the Milky Way Galaxy was labeled on the star chart The Explored Galaxy, which was seen in James T. Kirk's quarters aboard the . (, okudagram)

In 2399, the location of Aldebaran was labeled on a Federation star chart that was in Fleet Admiral Kirsten Clancy's office at Starfleet Headquarters. This system was in or near to Federation space. () 

In 3189, the location of Aldebaran was denoted on a holographic star chart of the galaxy at Federation Headquarters. ()

Lifeforms 
It was the home system of such non-sentient animal life as the Aldebaran mud leech, the Aldebaran serpent, and the Aldebaran shellmouth. (; ; )

History 

In 2135, the  was launched from Earth on a diplomatic mission to this system. It was listed on the chart Interstellar Expeditions to Sectors 184/02-185/38: Launched From Sol System, Earth Dates 2123-2190, which was seen on a screen in Jean-Luc Picard's ready room aboard the . (, okudagram) The system was inhabited by Humans by the 23rd century. 

In 2257, during the first , this star system was occupied by the Klingons. () 

During the 2260s, Janet and Theodore Wallace performed experiments using various carbohydrate compounds to slow down the degeneration of plant life at a Federation outpost on Aldebaran III. ()

In 2345, Michael O'Brien sent a recorded audition of his son Miles O'Brien playing the cello to the Aldebaran Music Academy. ()

Products 
Aldebaran whiskey and Aldebaran drum sets were products made in this system. (; )

See also 
 Aldebaron III
 Aldebaron colony

Appendices

Background information 
According to StarTrek.com, the primary of the Aldebaran system was named Aldebaran (Alpha Tauri). It is a spectral type K5 star located 68 light years from Sol. It is one of the brightest stars in Earth's night sky. 

For the remastered episode "Up The Long Ladder", Aldebaran replaced Alderaan.

In the Star Trek: Star Charts (p. 62) and Stellar Cartography: The Starfleet Reference Library ("Federation Historical Highlights, 2161-2385"), Aldebaran (Alpha Tauri) is a multi-star system with a trio of K-class stars and one M-class star. In 2385, this is a Federation system.

A scene from the script of  would have had the Enterprise scheduled to visit a place called Aldebaran Zeta.

In the first draft script of , Travis Mayweather told a ghost story about a brain-sucking carnivore on a planet in the "Aldeberan system", though T'Pol refuted the tale, saying there were no such lifeforms in that system. During the episode's development, this ghost story instead became one about George Webb.

External links 
 
 
 

de:Aldebaran
es:Aldebaran
fr:Aldébaran
ja:アルデバラン
nl:Aldebaran
Star systems