Hubble (nov 20, 1889 – sep 28, 1953)
Description:
1889-1953, astronomer; discovered other galaxies using Henrietta Leavitt's discoveries of measuring the distance of stars (see "Leavitt), creditied with the discovery of the expansion of the universe.Added to timeline:
Date:
nov 20, 1889
sep 28, 1953
~ 63 years