Astronomers using ESO's SPHERE instrument at the Very Large Telescope (VLT) have revealed that the asteroid Hygiea could be classified as a dwarf planet. The object is the fourth largest in the asteroid belt after Ceres, ...
Astronomy
Oct 28, 2019
3
730
This image from the Atacama Large Millimeter/submillimeter Array (ALMA) shows the area surrounding Sagittarius A*, the supermassive black hole that lurks at the centre of the Milky Way—highlighted here with a small circle. ...
Astronomy
Oct 23, 2018
6
110
A very rare gravitational lensing event, set to occur in 2028, has been predicted by a team of French astronomers led by Pierre Kervella of the CNRS/Universidad de Chile. It will provide an ideal opportunity to look for evidence ...
Astronomy
Oct 24, 2016
1
107
As they approach the ends of their lives many stars develop stable discs of gas and dust around them. This material was ejected by stellar winds, whilst the star was passing through the red giant stage of its evolution. These ...
Astronomy
Mar 9, 2016
0
1320
(PhysOrg.com) -- Today, at an international ESO/CAUP exoplanet conference in Porto, the team who built the High Accuracy Radial Velocity Planet Searcher, better known as HARPS, the spectrograph for ESO's 3.6-metre telescope, ...
Astronomy
Oct 19, 2009
6
0
The first results have been released from a major new dark matter survey of the southern skies using ESO's VLT Survey Telescope (VST) at the Paranal Observatory in Chile. The VST KiDS survey will allow astronomers to make ...
Astronomy
Jul 9, 2015
7
1596
(PhysOrg.com) -- A new wide-field image released today by ESO displays many thousands of distant galaxies, and more particularly a large group belonging to the massive galaxy cluster known as Abell 315. As crowded as it may ...
Astronomy
May 5, 2010
9
0
Astronomers using the MUSE instrument on ESO's Very Large Telescope in Chile have conducted the deepest spectroscopic survey ever. They focused on the Hubble Ultra Deep Field, measuring distances and properties of 1600 very ...
Astronomy
Nov 29, 2017
0
200
The mystery of a rare change in the behaviour of a supermassive black hole at the centre of a distant galaxy has been solved by an international team of astronomers using ESO's Very Large Telescope along with the NASA/ESA ...
Astronomy
Sep 15, 2016
2
517
(PhysOrg.com) -- An international team of astronomers has used the brief but brilliant light of a distant gamma-ray burst as a probe to study the make-up of very distant galaxies. Surprisingly the new observations, made with ...
Astronomy
Nov 2, 2011
117
0
