News tagged with galaxy formation

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Raging storms sweep away galactic gas

(PhysOrg.com) -- ESA's Herschel infrared space observatory has detected raging winds of molecular gas streaming away from galaxies. Suspected for years, these outflows may have the power to strip galaxies ...

May 09, 2011
4 / 5 (4) 7 | with audio podcast

Two views of a lopsided galaxy (w/ video)

(PhysOrg.com) -- The Meathook Galaxy, or NGC 2442, has a dramatically lopsided shape. One spiral arm is tightly folded in on itself and host to a recent supernova, while the other, dotted with recent star ...

May 04, 2011
4.5 / 5 (2) 19 | with audio podcast

The most massive distant object known

(PhysOrg.com) -- Galaxies often occur in groups. Our own Milky Way galaxy, for example, and its local neighborhood with about fifty galaxies are at the edge of the Virgo Cluster, a collection of somewhere ...

Apr 11, 2011
4.9 / 5 (12) 61 | with audio podcast

Australian students capture dancing galaxies

For the second consecutive year, high school students from across Australia joined in a competition to obtain scientifically useful (and aesthetically pleasing) images using the Gemini Observatory. The spectacular ...

Apr 06, 2011
5 / 5 (2) 1

The rose-red glow of star formation

The vivid red cloud in this new image from ESO's Very Large Telescope is a region of glowing hydrogen surrounding the star cluster NGC 371. This stellar nursery lies in our neighboring galaxy, the Small Magellanic ...

Mar 30, 2011
4.3 / 5 (4) 1 | with audio podcast

The 'Eye of Sauron'

(PhysOrg.com) -- Spiral galaxy NGC 4151 is dubbed the "Eye of Sauron" for its similarity to the malevolent eye in "The Lord of the Rings."

Mar 11, 2011
4.8 / 5 (10) 9 | with audio podcast

A wealth of molecules in an extreme galaxy

(PhysOrg.com) -- Arp 220 is the closest galaxy to the Milly Way with an extreme luminosity, defined as being more than about 300 times that of our own galaxy. Some dramatic galaxies have values of luminosity ...

Feb 21, 2011
5 / 5 (11) 7 | with audio podcast

Giant galaxies akin to snowflakes in space

(PhysOrg.com) -- Giant galaxies that contain billions of stars are born in much the same way as delicate snowflakes, new research from Swinburne University of Technology has shown.

Feb 21, 2011
4.4 / 5 (8) 5 | with audio podcast

Flocculent spiral NGC 2841

(PhysOrg.com) -- The galaxy NGC 2841 - shown here in this NASA/ESA Hubble Space Telescope image, taken with the space observatory’s newest instrument, the Wide Field Camera 3 - currently has a relatively ...

Feb 17, 2011
5 / 5 (5) 4 | with audio podcast

Herschel finds less dark matter but more stars

(PhysOrg.com) -- ESA's Herschel space observatory has discovered a population of dust-enshrouded galaxies that do not need as much dark matter as previously thought to collect gas and burst into star formation.

Feb 16, 2011
4.7 / 5 (16) 31 | with audio podcast