Celestia is a free astronomy computer program.
Celestia may also refer to:
Games Mount Celestia, a fictional place in the Dungeons & Dragons role-playing game Celestia, a planet in Eternia in Tales of Eternia, a Namco video game Celestia, a world in Disgaea: Hour of Darkness
Other Celestia (name), a person's given name Celestia (band), a black metal band from Avignon, France 1252 Celestia, a Main-belt asteroid Nation of Celestial Space aka Celestia, a micronation created by James Thomas Mangan Celestia, an Adventist Christian commune established near Laporte, Pennsylvania in the mid-19th century Princess Celestia (voiced by Nicole Oliver), a character in the TV show My Little Pony: Friendship Is Magic
See also Celesta Celestial (disambiguation)