News tagged with cluster galaxies

The earth is not at rest

(Phys.org) -- The Earth is not at rest. It orbits the Sun, which in turn orbits the center of the Milky Way Galaxy, which in turn moves within the Local Group of Galaxies - a collection of about fifty four ...

Apr 18, 2012 4.5 / 5 (19) 4 | with audio podcast

Discovery of the Musket Ball Cluster

(Phys.org) -- Using a combination of powerful observatories in space and on the ground, astronomers have observed a violent collision between two galaxy clusters in which so-called normal matter has been wrenched ...

Apr 12, 2012 4.8 / 5 (4) 5 | with audio podcast

Galaxy cluster hidden in plain view

(PhysOrg.com) -- A team of astronomers has discovered the most distant cluster of red galaxies ever observed using FourStar, a new and powerful near-infrared camera on the 6.5m Magellan Baade Telescope. The ...

Mar 06, 2012 4.8 / 5 (10) 5 | with audio podcast

When galaxy clusters collide

A UC Davis graduate student who is leading a study of the collision of galaxy clusters 5 billion light years away will discuss the team's findings today, Jan. 10, in a press briefing at the annual meeting of the American ...

Jan 10, 2012 4.5 / 5 (4) 3 | with audio podcast