News tagged with galactic core

DRAGNs in the sky

A radio galaxy is a galaxy that emits large amounts of radio waves. They were first discovered in the 1950s, but it wasn't until the 1960s when a technique known as aperture synthesis was developed that we ...

Sep 09, 2014
4.3 / 5 (7) 1

CSI: Milky Way

These days the core of the Milky Way galaxy is a pretty tame place... cosmically speaking. The galactic black hole at the center is a sleeping giant. Existing stars are peacefully circling. Although conditions ...

Mar 06, 2013
4.8 / 5 (6) 8 | with audio podcast

Hubble mosaic of the Galactic center

(PhysOrg.com) -- This NASA Hubble Space Telescope infrared mosaic image represents the sharpest survey of the Galactic Center to date. It reveals a new population of massive stars and new details in complex ...

Oct 10, 2011
5 / 5 (7) 4

Chandra Shows Shocking Impact of Galaxy Jet

(PhysOrg.com) -- A survey by the Chandra X-ray observatory has revealed in detail, for the first time, the effects of a shock wave blasted through a galaxy by powerful jets of plasma emanating from a supermassive ...

Apr 22, 2009
4.7 / 5 (7) 0