James Challis

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James Challis (12 December 1803 – 3 December 1882) was an English clergyman, physicist and astronomer. Plumian Professor and director of the Cambridge Observatory, he investigated a wide range of physical phenomena though made few lasting contributions outside astronomy. He is best remembered for his missed opportunity to discover the planet Neptune in 1846.

Category:1803 births
Category:1882 deaths
Category:Academics of the University of Cambridge
Category:Alumni of the University of Cambridge
Category:Church of England clergy
Category:English astronomers
Category:English physicists
Category:Fellows of the Royal Society