News tagged with spiral galaxy

Black Hole Hunters Set New Distance Record

(PhysOrg.com) -- Astronomers using ESO’s Very Large Telescope have detected, in another galaxy, a stellar-mass black hole much farther away than any other previously known. With a mass above fifteen times ...

Jan 27, 2010
4.8 / 5 (6) 0 | with audio podcast

Watching a Cannibal Galaxy Dine

(PhysOrg.com) -- A new technique using near-infrared images, obtained with ESO’s 3.58-metre New Technology Telescope (NTT), allows astronomers to see through the opaque dust lanes of the giant cannibal galaxy ...

Nov 20, 2009
not rated yet 0 | with audio podcast

NGC 4710 galaxy: Baffling boxy bulge (w/ Video)

(PhysOrg.com) -- Just as many people are surprised to find themselves packing on unexplained weight around the middle, astronomers find the evolution of bulges in the centres of spiral galaxies puzzling. A ...

Nov 18, 2009
4.4 / 5 (14) 0

Heart of a galaxy emits gamma rays

(PhysOrg.com) -- Quite a few distant galaxies turn out to be cosmic delivery rooms. Large numbers of massive stars are born in the hearts of these starburst galaxies, and later explode as supernovae. In the ...

Oct 02, 2009
4.5 / 5 (6) 6

NGC 4945: The Milky Way's not-so-distant Cousin

(PhysOrg.com) -- ESO has released a striking new image of a nearby galaxy that many astronomers think closely resembles our own Milky Way. Though the galaxy is seen edge-on, observations of NGC 4945 suggest ...

Sep 02, 2009
4.8 / 5 (4) 2