Although everyone has their eyes set on the upcoming launch of the James Webb Space Telescope, NASA has placed another satellite into orbit this week: IXPE.

An international collaboration publishes evidence for "The First Candidate for a Planet in an External Galaxy".

Colourful supernova remnants and their white dwarf stars help shed light on some even more massive and mysterious objects.

Recent observations show two objects that are so well aligned with Earth that we see incredible ring shapes.

Centres of galaxies are very dynamical environments, at high temperatures and density, and play a key role in a galaxy’s evolution.

Observations from the Chandra X-ray observatory reveal unexpected X-ray emission from the Solar System’s third largest planet.

Space telescope Chandra has obtained stunning images of the centre of our galaxy, with an unexpected discovery of an unusual type of supernova.