The cold, dark night skies of February are starting to show us the first hints of spring… Northern hemisphere The Whirlpool Galaxy (M51) Viewable time: All through the…

The brightest known objects in the universe, quasars blast light and other radiation across billions of light years of space, Illuminating some of the remotest corners of the…

How these colliding galaxies could reveal the fate of our Milky Way. The Antennae Galaxies, also known as NGC 4038 (left) and NGC 4039 (right), are a pair…

BIGGEST SUPER STRUCTURE Our giant is one of many super-structures that make up the known, observable universe. These galactic superclusters are made up of smaller clusters and groups…

Edwin Hubble’s monumental discoveries revealed that the universe consists of a variety of vast galaxies that exist far beyond our Milky Way galaxy. Edwin Hubble can be ranked…

BIGGEST VOID One of the biggest things we know of in the universe, weirdly, is nothing. Between galaxies there is intergalactic space, filled with gas, dust and ionised…

The largest galaxies in the universe are giant ellipticals – huge clouds containing trillions of stars whose overlapping individual orbits create an enormous, fuzzy-edged ball. These monsters can…