News tagged with early universe

The most distant mature galaxy cluster

Astronomers have used an armada of telescopes on the ground and in space, including the Very Large Telescope at ESO's Paranal Observatory in Chile to discover and measure the distance to the most remote mature ...

Mar 09, 2011
4.9 / 5 (9) 70 | with audio podcast

First stars in universe were not alone

The first stars in the universe were not as solitary as previously thought. In fact, they could have formed alongside numerous companions when the gas disks that surrounded them broke up during formation, ...

Feb 04, 2011
4.7 / 5 (16) 4 | with audio podcast

Image: The Early Cosmos

(PhysOrg.com) -- Stars are forming in Henize 2-10, a dwarf starburst galaxy located about 30 million light years from Earth, at a prodigious rate, giving the star clusters in this galaxy their blue appearance.

Jan 24, 2011
5 / 5 (7) 0

Astronomers identify most distant galaxy cluster

(PhysOrg.com) -- Astronomers have uncovered a burgeoning galactic metropolis, the most distant known in the early universe. This ancient collection of galaxies presumably grew into a modern galaxy cluster ...

Jan 12, 2011
4.4 / 5 (13) 1 | with audio podcast

ASU astronomer opens new window into early universe

Thirteen billion years ago our universe was dark. There were neither stars nor galaxies; there was only hydrogen gas left over after the Big Bang. Eventually that mysterious time came to an end as the first ...

Dec 08, 2010
4.7 / 5 (14) 2 | with audio podcast

The rate of star formation

(PhysOrg.com) -- New stars continue to appear in the night sky, as the gas and dust in giant interstellar clouds gradually coalesces under the influence of gravity until nuclear burning begins.

Nov 26, 2010
3.6 / 5 (7) 14 | with audio podcast

Missing Milky Way dark matter

Although dark matter is inherently difficult to observe, an understanding of its properties (even if not its nature) allows astronomers to predict where its effects should be felt. The current understanding ...

Nov 09, 2010
4.9 / 5 (11) 7