News tagged with solar masses

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Stars: How big is big?

You may have seen one of these astronomical scale picture sequences, where you go from the Earth to Jupiter to the Sun, then the Sun to Sirius – and all the way up to the biggest star we know of VY Canis ...

Dec 12, 2011 4.5 / 5 (10) 0

A black hole unmasked

Black holes are among the most amazing and bizarre predictions of Einstein's theory of gravity. A black hole is thought to be point-like in dimension, but it is surrounded by an imaginary surface, or "edge," ...

Nov 29, 2011 4.7 / 5 (19) 26 | with audio podcast

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

Nemesis is a myth

Danger looms from out of space: asteroids and comets are a threat to our planet. The history of Earth has always been punctuated by cosmic catastrophes. Several studies have claimed to have found periodic ...

Aug 01, 2011 4.2 / 5 (6) 6 | with audio podcast