Vulcan

In the fiction Star Trek universe, Vulcan, or Vulcanis, is a reddish Minshara-Class planet orbiting the star 40 Eridani A, 16 light years from Earth, and is the homeworld of the Vulcans. Much of its surface consists of desert and mountain ranges, and large areas are set aside as wilderness preserves. It is much hotter, and has stronger surface gravity than Earth. However, its atmosphere is thinner than that of Earth. As a result of these factors, humans tend to tire out more quickly than native Vulcans. Zones of habitation are divided into province. From the 1970s, fan publications placed the planet around either Epsilon Eridani or 40 Eridani. The Star Trek: Enterprise episode "Home" set the distance between Vulcan and Earth at 16 light years, the real-world distance between Sol and 40 Eridani. 40 Eridani A is confirmed to be Vulcan's home star in Star Charts (Pocket Books, 2002). In an original series episode "The Man Trap" Spock stated that Vulcan has no moon. In the non-canon... full article at wikipedia