A century ago, humans didn't know other galaxies existed. Here's how Edwin Hubble changed that view.

Stay up to date with Aaron Edwin Penley (British, 1807 - 1870) . Discover works for sale, auction results, market data, news and exhibitions on MutualArt.

Stay up to date with Frederic Edwin Church (American, 1826 - 1900) . Discover works for sale, auction results, market data, news and exhibitions on MutualArt.

The Marine Corps has opened a new art exhibit at its national museum documenting the service’s 250th anniversary. It’s called “250 Years of Dedication, Determination and Courage,” and it celebrates ...

One century after Edwin Hubble revealed his astonishing discovery of a cosmos beyond the Milky Way, the most precise measurements still can’t agree on how fast galaxies are moving.

Satellites. Read science articles on every type of satellite, from the new infrared satellite to micro-satellites. Free satellite pictures too.