News tagged with cluster galaxies

Using artificial intelligence to chart the universe

(Phys.org)—Astronomers in Germany have developed an artificial intelligence algorithm to help them chart and explain the structure and dynamics of the universe around us with unprecedented accuracy. The ...

Sep 24, 2012
4.6 / 5 (10) 3 | with audio podcast

Hubble focuses on 'the great attractor'

(Phys.org)—A busy patch of space has been captured in this image from the NASA/ESA Hubble Space Telescope. Scattered with many nearby stars, the field also has numerous galaxies in the background.

Jan 23, 2013
4.5 / 5 (10) 1

Very distant galaxy cluster confirmed

The structures and star populations of massive galaxies appear to change as they age, but much about how these galaxies formed and evolved remains mysterious. Many of the oldest and most massive galaxies ...

May 21, 2014
4.5 / 5 (10) 1

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

Hubble sees the eye of the storm in galaxy cluster

This image from the NASA/ESA Hubble Space Telescope could seem like a quiet patch of sky at first glance. But zooming into the central part of a galaxy cluster — one of the largest structures of the Universe ...

May 05, 2012
3.7 / 5 (12) 0 | with audio podcast

Cluster collisions switch on radio halos

(PhysOrg.com) -- This is a composite image of the northern part of the galaxy cluster Abell 1758, located about 3.2 billion light years from Earth, showing the effects of a collision between two smaller galaxy ...

Aug 30, 2010
4.8 / 5 (9) 0 | with audio podcast

The survivors of a 13 billion year old massacre

(PhysOrg.com) -- Our Milky Way galaxy is surrounded by some 200 compact groups of stars, containing up to a million stars each. At 13 billion years of age, these globular clusters are almost as old as the ...

Feb 14, 2012
4.8 / 5 (9) 1 | with audio podcast