Galaxies evolve over billions of years in part through the activity of star formation and their supermassive nuclear black holes, and also by mergers with other galaxies. Some features of galaxies, in particular the strong ...
Astronomy
Jan 9, 2017
2
26
Astronomers have used NASA's Chandra X-ray Observatory and other telescopes to show that a recently-discovered galaxy is undergoing an extraordinary boom of stellar construction. The galaxy is 12.7 billion light years from ...
Astronomy
Dec 8, 2016
15
733
Spiral galaxy NGC 3274 is a relatively faint galaxy located over 20 million light-years away in the constellation of Leo (The Lion).
Astronomy
Nov 23, 2016
0
9
Cygnus A is an elliptical galaxy around 600 million light years from the Earth, which has a supermassive black hole at its centre. It is one of the brightest sources of radio waves in the sky and was featured in Contact, ...
Astronomy
Jul 27, 2016
1
54
A team of astronomers from the University of Manchester, the Max Planck Institute for Radio Astronomy and the University of Bonn have uncovered a hidden stellar birthplace in a nearby spiral galaxy, using a telescope in Chile. ...
Astronomy
Jul 26, 2016
1
675
Two volunteer participants in an international citizen science project have had a rare galaxy cluster that they found named after them.
Astronomy
Jun 13, 2016
2
417
A University of Oklahoma team has detected for the first time the most luminous gamma-ray emission from a galaxy—the merging galaxy Arp 220 is the nearest ultraluminous infrared galaxy to Earth, and it reveals the hidden ...
Astronomy
May 24, 2016
1
543
The most luminous galaxy in the Universe - a so-called obscured quasar 12.4 billion light-years away - is so violently turbulent that it may eventually jettison its entire supply of star-forming gas, according to new observations ...
Astronomy
Jan 15, 2016
61
1187
The Stephan's Quintet of galaxies was discovered by astronomer Édouard Stephan in 1877. At the time, however, he reported the discovery of 'new nebulae', as the concept of other galaxies beyond our Milky Way was only formalised ...
Astronomy
Dec 21, 2015
0
89
Astronomers have discovered a giant gathering of galaxies in a very remote part of the universe, thanks to NASA's Spitzer Space Telescope and Wide-field Infrared Survey Explorer (WISE). The galaxy cluster, located 8.5 billion ...
Astronomy
Nov 4, 2015
4
122
