News tagged with star formation

Inseparable galactic twins

(Phys.org) —Looking towards the constellation of Triangulum (The Triangle), in the northern sky, lies the galaxy pair MRK 1034. The two very similar galaxies, named PGC 9074 and PGC 9071, are close enough ...

Jul 03, 2013 4.5 / 5 (4) 2

Modeling galaxy mergers

(Phys.org) —Astronomers think that many galaxies, including our own Milky Way, have undergone similar collisions during their lifetimes. Although galaxy collisions are important and common, what happens ...

Jun 03, 2013 3 / 5 (2) 1

Galaxy collisions

Collisions between galaxies are common. Indeed, most galaxies have probably been involved in one or more encounters during their lifetimes. One example is our own Milky Way, which is bound by gravity to the ...

Apr 09, 2013 4.7 / 5 (3) 1

Galaxies the way they were

(Phys.org) —Galaxies today come very roughly in two types: reddish, elliptically shaped collections of older stars, and bluer, spiral shaped objects dominated by young stars. The conventional wisdom is ...

Apr 03, 2013 4.5 / 5 (2) 0

A eulogy to Herschel

(Phys.org)—With its 2160 litres of liquid helium about to run out, the Herschel Space Observatory will, by the end of March, become just another piece of space junk.

Jan 02, 2013 4.4 / 5 (7) 0

Making stars in early galaxies

(Phys.org)—Ten billion years ago or so, at least according to the current picture, the youthful universe began to produce an abundance of new stars. The very first ones appeared in the young cosmos after ...

Dec 10, 2012 5 / 5 (1) 0