News tagged with galaxies

The dusty heart of an active galaxy

(Phys.org) —An international research team led by Konrad Tristram from the Max-Planck-Institute for Radio Astronomy in Bonn, Germany, obtained the most detailed view so far of the warm dust in the environment ...

Mar 13, 2014 4.9 / 5 (7) 4

Image: X-raying the cosmos

When we gaze up at the night sky, we are only seeing part of the story. Unfortunately, some of the most powerful and energetic events in the Universe are invisible to our eyes – and to even the best optical ...

Apr 22, 2014 4.7 / 5 (7) 0

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

Image: Hubble sees galactic glitter

This sprinkling of cosmic glitter makes up the galaxy known as ESO 149-3, located some 20 million light-years away from us. It is an example of an irregular galaxy, characterized by its amorphous, undefined ...

Dec 02, 2013 4.7 / 5 (6) 1