News tagged with massive galaxy

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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

Is M85 missing a black hole?

The conventional wisdom of galaxies is that they should have a central massive black hole (CMBH). The presence of such objects has been confirmed in our own galaxy as well as numerous other galaxies, including ...

Oct 17, 2011 4.8 / 5 (5) 5

The central region of the Milky Way

(PhysOrg.com) -- The center of our Milky Way galaxy is about 27,000 light-years away in the direction of the constellation of Sagittarius. At the very center of the galaxy lies a black hole whose mass is about ...

Aug 15, 2011 4.7 / 5 (22) 19 | with audio podcast

A star is torn

A University of Sydney researcher was part of an international team of astronomers that has observed an incredibly rare event that occurs once every 10,000 years per galaxy.

Aug 08, 2011 4.6 / 5 (21) 1 | with audio podcast

Measuring galaxy black hole masses

(PhysOrg.com) -- Black holes, one of the most amazing and bizarre predictions of Einstein's theory of gravity, are irresistible sinks for matter and energy. They are so dense that not even light can escape ...

May 27, 2011 4.3 / 5 (6) 5