Seeking the earliest galaxies with cosmic telescopes
Wednesday, October 17, 2012 - 06:30
in Astronomy & Space
(Phys.org)—With a recent NSF award, UA scientists will use galaxy clusters as astronomical lenses to peer farther into the depths of space than any manmade telescope is capable of viewing - to the time when the universe's earliest stars and galaxies still were forming from the gravitational collapse of gas and dark matter.