28 February 2020
Record-breaking black hole eruption detected by astronomers
... Array (MWA) in Australia and the Giant Metrewave Radio Telescope (GMRT) in India. "We've seen outbursts in the centres of galaxies before but this one is really, really massive," says Professor Melanie Johnston-Hollitt at the International Centre...
March 2018
Mapping the dark universe
... field survey will cover some 40 deg² to lower magnitudes. During this part of the survey several million galaxies will be imaged. Regular observations for instrument calibration and sample characterisation The Euclid spacecraft is equipped with...
26 July 2019
Three massive black holes caught in the act of merging
...holes are believed to be ubiquitous throughout the Universe; most local galaxies, if not all, are believed to harbour one at their ...of AGN make up the trio; all are type-2 Seyfert galaxies, making SDSS J0849+1114 the only known system to contain ...
05 January 2017
Astronomers pinpoint location of mysterious fast radio bursts
... know that this particular burst comes from a dwarf galaxy more than three billion light-years from Earth," added... of weaker radio emission in the same region which is typical of a galaxy with an active nucleus. "We do have to keep in mind that this...
09 August 2019
Is the Milky Way's black hole waking up?
The dark destroyer at the centre of our galaxy, our resident black hole known as Sagittarius A* (Sgr A* for short) is usually a quiet inhabitant. But recent observations ...
April 2024
Rotation in the Universe
... need to find a better candidate. The most frequent references to rotation in cosmology textbooks are to the motion of spiral galaxies Now you might be thinking that searching for a single candidate object to account for this rotation is a misplaced...
