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Hubble, Edwin

An American astronomer who lived from 1889 to 1953. Hubble discovered the expansion of the universe by measuring the red shifts of many galaxies. He also discovered that the recession velocity of a given galaxy is proportional to its distance from the Milky Way. Hubble Space Telescope is named after him.


Astronomical Firsts June 10, 2010

Radio Programs

Hubble Constant One of astronomy’s most important numbers April 22, 2021

Henrietta Swan Leavitt Expanding the known universe July 4, 2018

First Look A first glimpse at a new universe November 2, 2017

Featured Images

Edwin Hubble at the 100-inch Hooker Telescope

First View November 2, 2017