News tagged with spiral galaxy

Missing Milky Way dark matter

Although dark matter is inherently difficult to observe, an understanding of its properties (even if not its nature) allows astronomers to predict where its effects should be felt. The current understanding ...

Nov 09, 2010 4.9 / 5 (11) 7

Spiral galaxies stripped bare

Six spectacular spiral galaxies are seen in a clear new light in images from ESO’s Very Large Telescope (VLT) at the Paranal Observatory in Chile. The pictures were taken in infrared light, using the ...

Oct 27, 2010 4.9 / 5 (7) 3 | with audio podcast

Image: Pinwheel of star birth

Though the universe is chock full of spiral-shaped galaxies, no two look exactly the same. This face-on spiral galaxy, called NGC 3982, is striking for its rich tapestry of star birth, along with its winding ...

Oct 19, 2010 5 / 5 (6) 0

A nearby galactic exemplar

ESO has released a spectacular new image of NGC 300, a spiral galaxy similar to the Milky Way, and located in the nearby Sculptor Group of galaxies. Taken with the Wide Field Imager (WFI) at ESO’s La Silla ...

Sep 08, 2010 5 / 5 (4) 0 | with audio podcast

NGC 4696: A cosmic question mark

This picture, taken by Hubble's Advanced Camera for Surveys, is not just a beautiful snapshot of NGC 4696, the largest galaxy in the Centaurus Cluster (galaxy cluster Abell 3526). It is also an illustration ...

Aug 12, 2010 4.1 / 5 (14) 1 | with audio podcast

The Far Infrared Galaxy

(PhysOrg.com) -- Our Milky Way galaxy, like other spiral galaxies, has copious amounts of dust in its spiral arms. The dust absorbs starlight, thereby blocking our optical views, but at the same time it re-radiates ...

May 24, 2010 4 / 5 (1) 0

The Supernovae of Triangulum

(PhysOrg.com) -- The Triangulum Galaxy, at a distance of only 2.6 million light-years, is one of the closest spiral galaxies to earth. It is also the third largest member of our galactic neighborhood (after ...

Apr 30, 2010 4.6 / 5 (14) 3 | with audio podcast

Researchers study galaxy mergers

Scientists at the Naval Research Laboratory (NRL) have solved a long-standing dilemma about the mass of infrared bright merging galaxies. Because galaxies are the largest directly observable objects in the ...

Apr 19, 2010 4.6 / 5 (7) 0 | with audio podcast