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English musician and astrophysicist

British theoretical physicist, cosmologist, and author

British astronomer

English mathematical physicist, recreational mathematician and philosopher

British astronomer

British science writer

British physicist

British astrophysicist

British astronomer

British astronomer

British-American astrophysicist and former NASA astronaut

British mathematician

British astronomer

British astronomer

British astronomer

British writer

British astrophysicist

British astronomer

British physicist

British astronomer

British astronomer

British astronomer

British astronomer

British astronomer

British astronomer

British astronomer

English astrophysicist

British astronomer

British astronomer

British astronomer and writer

British astronomer

British professor of Russian

British astronomer

British astronomer

British astronomer

British astronomer

English astronomer

British astronomer

British astronomer

British astronomer