The coalescence of two black holes—a very violent and exotic event—is one of the most sought-after observations of modern astronomy. But, as these mergers emit no light of any kind, finding such elusive events has been ...
Astronomy
Jul 29, 2015
32
206
Using the Very Large Telescope (VLT), astronomers from Chile have performed a chemical analysis of a sample of stars in the globular cluster NGC 6553. Results of this study, available in a paper published March 12 on the ...
(Phys.org) —Scientists Fabio Antonini, of the Canadian Institute for Theoretical Astrophysics, and David Merritt, of the Rochester Institute of Technology, have developed a new theory that explains the orbits of the massive ...
Astronomy
Jun 5, 2013
27
4
Astronomers have been arguing over just how many spiral arms our galaxy exhibits. Is the Milky Way a four or two-armed spiral galaxy? Astronomers had often assumed the Milky Way was potentially a four-armed spiral galaxy, ...
Astronomy
May 12, 2015
2
4208
Astronomy & Astrophysics publishes the work of researchers from the University of Vienna, who have found a river of stars, a stellar stream in astronomical parlance, covering most of the southern sky. The stream is relatively ...
Astronomy
Feb 15, 2019
4
704
Using the European Southern Observatory's Very Large Telescope (ESO's VLT), astronomers have discovered a small black hole outside the Milky Way by looking at how it influences the motion of a star in its close vicinity. ...
Astronomy
Nov 11, 2021
1
950
A team of Canadian astronomers, including experts from the Dunlap Institute for Astronomy & Astrophysics in the University of Toronto's Faculty of Arts & Science, have used the James Webb Telescope (JWST) to identify the ...
Astronomy
Nov 2, 2022
0
195
Massive clusters of galaxies, some with more mass than a hundred Milky Way galaxies, have been detected from cosmic epochs as early as about three billion years after the big bang. Their ongoing star formation makes them ...
Astronomy
May 10, 2019
13
424
More than a million young stars are forming in a hot, dusty cloud of molecular gases in a tiny galaxy near our own, an international team of astronomers has discovered.
Astronomy
Mar 18, 2015
2
2551
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have discovered a tsunami of stars and gas that is crashing midway through the disk of a spiral galaxy known as IC 2163. This colossal wave of material ...
Astronomy
Nov 4, 2016
2
993
