News tagged with infrared observations

A universal law for star formation

(PhysOrg.com) -- Star formation is studied by astronomers not only because it produces new stars and planetary systems. It also generates copious amounts of ultraviolet light that heats dust which in turn ...

Jan 09, 2012 4.7 / 5 (3) 0 | with audio podcast

Space Image: When galaxies collide

(PhysOrg.com) -- This interacting pair of galaxies is included in Arp's catalog of peculiar galaxies as number 148. Arp 148 is the staggering aftermath of an encounter between two galaxies, resulting in a ...

Oct 21, 2011 5 / 5 (2) 6

Fireworks in the early universe

Galaxies in the early universe grew fast by rapidly making new stars. Such prodigious star formation episodes, characterized by the intense radiation of the newborn stars, were often accompanied by fireworks ...

Sep 28, 2012 5 / 5 (2) 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