News tagged with black hole accretion

Cosmos code helps probe space oddities

Black holes make for a great space mystery. They're so massive that nothing, not even light, can escape a black hole once it gets close enough. A great mystery for scientists is that there's evidence of powerful jets of electrons ...

dateNov 07, 2017 in Astronomy
shares83 comments 0

Novel tools to analyse radiation near black holes

With the current state of scientific knowledge and equipment, understanding astrophysical black holes invariably requires detailed studies of the observable elements surrounding them. The STRONGGRAVITY project has developed ...

dateNov 01, 2017 in Astronomy
shares4 comments 0

Dazzling spiral with an active heart

ESO's Very Large Telescope (VLT) has captured a magnificent face-on view of the barred spiral galaxy Messier 77. The image does justice to the galaxy's beauty, showcasing its glittering arms criss-crossed with dust lanes—but ...

dateJul 05, 2017 in Astronomy
shares146 comments 0

Obscured supermassive black holes in galaxies

Most if not all galaxies are thought to host a supermassive black hole in their nuclei. It grows by accreting mass, and while feeding it is not hidden from our view: it generates X-ray emission and ultraviolet that heats ...

dateMay 16, 2017 in Astronomy
shares47 comments 2