What is a quasar?

Head for the stars and discover what it is that makes the Great Attractor such a magnetic idea

f you’ve ever read anything about cosmology, you’ll have come across an astonishing statistic: all the matter around us, everything we see and touch, every star and gas cloud and planet, makes up just

The Universe is a big and complex beast, and doesn’t always behave in the way we might expect. So it’s not surprising that there are many misconceptions and misunderstandings about space. Some common

The problems started with six little red dots. Six small fuzzy spots, among thousands of others, were enough to suddenly bring everything into question. The dots appeared in images captured by the Jam

New data suggests that dark energy’s pulling power is changing Dark energy’s pull could be weakening over time, according to new results from the Dark Energy Spectroscopic Instrument (DESI) collaborat

On 23 July 1999, Space Shuttle Columbia launched its heaviest-ever payload: the Chandra X-ray Observatory, a new flagship telescope for NASA. It is the world’s most powerful X-ray telescope, capable o