This article needs to be updated.
But the editor who placed this tag here didn't say what, exactly, should be updated.
These omissions are so great that the article's factual accuracy has been compromised. Check out the discussion page and revision history for further clues about what needs to be updated in this article.
The Gravitic anomalizer engaged artificial gravity, allowing the TARDIS to land on a planet with a low centre of gravity. [source needed]