Astronomers have contributed greatly to our understanding of physics and motion. In this section you can learn all about famous astronomers and what each of them has contributed to our understanding of space.
Hubble, Edwin P.
Hubble, Edwin P. (Powell) (18891953), a United States astronomer. Hubble revolationized astronomy by showing that the universe is much larger than had been previously believed and by providing observational evidence for the theory of an expanding universe.