News tagged with luminous stars

Galaxy winds

(Phys.org) —The most luminous galaxies in our universe are not particularly bright in the visible. Most of their energy output (which can be hundreds or even thousands of times more than our Milky Way's) ...

Sep 23, 2013 4.8 / 5 (5) 1 | with audio podcast

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

The central region of the Milky Way

(PhysOrg.com) -- The center of our Milky Way galaxy is about 27,000 light-years away in the direction of the constellation of Sagittarius. At the very center of the galaxy lies a black hole whose mass is about ...

Aug 15, 2011 4.7 / 5 (22) 19 | with audio podcast