When It Comes To Galaxies, Diversity Is Everywhere
Thursday, October 9, 2008 - 09:35
in Astronomy & Space
A group of galaxies in our cosmic backyard has given astronomers clues about how stars form. A thorough survey using the NASA/ESA Hubble Space Telescope has observed around 14 million stars in 69 galaxies. Some galaxies were found to be full of ancient stars, while others are like sun-making factories.