elliptical galaxies
An upper mass limit for black holes
Once considered rare and exotic objects, black holes are now known to exist throughout the Universe, with the largest and most massive found at the centres of…
Galaxy Zoo – an internet superstar
Two of Galaxy Zoo’s founders, Chris Lintott, from the Department of Physics at the University of Oxford, and Kate Land reflect on the project’s success in…
Hubble sees magnetic monster in erupting galaxy
NGC 1275 is one of the closest giant elliptical galaxies and lies at the centre of the Perseus Cluster of galaxies. It is an active galaxy, hosting a…