The Dark Energy Spectroscopic Instrument uses a telescope in Tucson, Arizona, to create a map of the universe's ...

Astronomers at the University of Toronto (U of T) have discovered the first pairs of white dwarf and main sequence ...

The movements of the planets in the Solar System are pretty difficult to get your head around, even before we get started on ...

New research sheds light on how a pair of unusual black holes may have been able to keep their companion stars alive — and at a distance.