News tagged with astrophysical journal

How white dwarfs mimic black holes

(Phys.org)—A remarkable observation by astronomers from the University of Southampton has been published in one of the world's foremost astrophysics research journals.

Dec 17, 2012
4.8 / 5 (6) 8 | with audio podcast

Hidden black hole: Spiral galaxy NGC 3627

(Phys.org)—The spiral galaxy NGC 3627 is located about 30 million light years from Earth. This composite image includes X-ray data from NASA's Chandra X-ray Observatory (blue), infrared data from the Spitzer ...

Dec 14, 2012
5 / 5 (5) 1 | with audio podcast

Little telescope spies gigantic galaxy clusters

(Phys.org)—Our solar system, with its colorful collection of planets, asteroids and comets, is a fleck in the grander cosmos. Hundreds of billions of solar systems are thought to reside in our Milky Way ...

Dec 06, 2012
4.8 / 5 (6) 2 | with audio podcast

Interstellar dust and the sun

(Phys.org)—The space between stars is not empty. It contains copious but diffuse amounts of gas and dust; in fact about 5-10% of the total mass of our Milky Way galaxy is in interstellar gas. About 1% of ...

Nov 12, 2012
5 / 5 (3) 17 | with audio podcast

Revealing a mini-supermassive black hole

One of the lowest mass supermassive black holes ever observed in the middle of a galaxy has been identified, thanks to NASA's Chandra X-ray Observatory and several other observatories. The host galaxy is ...

Oct 24, 2012
4.5 / 5 (4) 4 | with audio podcast