Neptune (or Sol VIII) was the eighth planet in the Sol system.

Astronomical data[]

It was situated 4.5 billion kilometres from the Sun and 4.3 kilometres from Earth. Wind reached speeds of 2100 kilometres an hour, and its surface temperature was -218 degrees centigrade. (COMIC: Terrorformer)

History[]

In the distant past, Neptune was colonised by Siccati, who were encountered there by the Third Doctor and Sarah Jane Smith.

Humans discovered Neptune in 1846, when it was first noticed by Johann Galle (PROSE: Neptune) on 23 September. On 10 October that same year, William Lassell discovered Triton, Neptune's largest moon. (PROSE: Time Traveller's Diary)

On 14 May 2007, Mary Barton teleported herself to Neptune after an argument with her father. She was returned home by the Seventh Doctor, narrowly averting an interplanetary war. (PROSE: There's Something About Mary)

A Hyperion ship that fled the Great Inferno, took refuge on Neptune and started reawakening in 2114. (COMIC: Terrorformer)

While on the planetoid Grace Alone in a time not long after that of his own, Steven Taylor pointed out Neptune to Oliver Harper. (AUDIO: The First Wave)

Methane-breathing octopuses lived in the atmosphere of Neptune in the 32nd century. (PROSE: The Eye of the Tyger)

By the 38th century, one of its moons, Triton, was inhabited by humans. The Le Verrier space station orbited Neptune during their golden period of prosperity. (TV: Sleep No More)

In the 41st century, the planet had been terraformed and was being prepared for human colonisation by Mechonoids. Merrick Kingdom retired to a villa on the planet. (AUDIO: The House of Kingdom)

References[]

Iris Wildthyme claimed to have saved the Doctor's life on Neptune during an encounter with the Ice Warriors. (PROSE: Verdigris)