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The Loop (TV)
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This is a work of non-fiction.
Unlike other fictional universes, the Doctor Who universe is created solely by fiction. To us, this is not a valid source. Information from this source can only be used in "behind the scenes" sections, or on pages about real world topics.
A Matter of Gravity was a feature published in Doctor Who Annual 1970. It referred to the likes of Galileo Galilei, Wally Schirra, Walt Cunningham, and Don Eisel.
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- In 1589, Galilei conducted various experiments on gravity at the Leaning Tower of Pisa.
- Wally Schirra was an astronaut who conducted experiments on gravity with his crew mates, Walt Cunningham and Don Eisel.
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