News tagged with galaxy cluster

Hubble zooms in on a space oddity

A strange, glowing green cloud of gas that has mystified astronomers since its discovery in 2007 has been studied by Hubble. The cloud of gas is lit up by the bright light of a nearby quasar, and shows signs ...

Jan 10, 2011 4.9 / 5 (13) 12 | with audio podcast

Image: Pinwheel of star birth

Though the universe is chock full of spiral-shaped galaxies, no two look exactly the same. This face-on spiral galaxy, called NGC 3982, is striking for its rich tapestry of star birth, along with its winding ...

Oct 19, 2010 5 / 5 (6) 0

Ripples in the cosmic background

(PhysOrg.com) -- The universe was created 13.73 billion years ago in a blaze of light -- the big bang. We also think that, about 380,000 years later, after matter (mostly hydrogen atoms) had cooled enough ...

Sep 07, 2010 4.6 / 5 (21) 5 | with audio podcast