Thursday, November 28, 2013

ScienceDaily: Galaxies News

ScienceDaily: Galaxies News


Figure eights and peanut shells: How stars move at the center of the galaxy

Posted: 27 Nov 2013 08:03 AM PST

Two months ago astronomers created a new 3-D map of stars at the center of our Galaxy (the Milky Way), showing more clearly than ever the bulge at its core. Previous explanations suggested that the stars that form the bulge are in banana-like orbits, but a new article suggests that the stars probably move in peanut-shell or figure of eight-shaped orbits instead.

Fiery drama of star birth, death

Posted: 27 Nov 2013 08:01 AM PST

The Large Magellanic Cloud is one of the closest galaxies to our own. Astronomers have now used the power of ESO's Very Large Telescope to explore one of its lesser known regions. This new image shows clouds of gas and dust where hot new stars are being born and are sculpting their surroundings into odd shapes. But the image also shows the effects of stellar death — filaments created by a supernova explosion.

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