News tagged with interacting galaxies

Inseparable galactic twins

(Phys.org) —Looking towards the constellation of Triangulum (The Triangle), in the northern sky, lies the galaxy pair MRK 1034. The two very similar galaxies, named PGC 9074 and PGC 9071, are close enough ...

Jul 03, 2013 4.5 / 5 (4) 2

Galaxy collisions

Collisions between galaxies are common. Indeed, most galaxies have probably been involved in one or more encounters during their lifetimes. One example is our own Milky Way, which is bound by gravity to the ...

Apr 09, 2013 4.7 / 5 (3) 1

Hubble sees a vapor of stars

(Phys.org) -- Relatively few galaxies possess the sweeping, luminous spiral arms or brightly glowing center of our home galaxy the Milky Way. In fact, most of the Universe's galaxies look like small, amorphous ...

Jul 02, 2012 5 / 5 (2) 0 | with audio podcast

Space Image: Ring of fire

(PhysOrg.com) -- This composite image shows the central region of the spiral galaxy NGC 4151. X-rays (blue) from the Chandra X-ray Observatory are combined with optical data (yellow) showing positively charged ...

Dec 28, 2011 4.9 / 5 (7) 2 | with audio podcast

A 'Rose' made of galaxies

(PhysOrg.com) -- In celebration of the twenty-first anniversary of the Hubble Space Telescope's deployment in April 2011, astronomers at the Space Telescope Science Institute pointed Hubble's eye to an especially ...

Dec 21, 2011 4.6 / 5 (9) 0

Dark statistics

The hypothetical dark flow seen in the movement of galaxy clusters requires that we can reliably identify a clear statistical correlation in the motion of distant objects which are, in any case, flowing o ...

Mar 28, 2011 4.8 / 5 (13) 15