In the constellation Cygnus, a bright knot of stars seems to adorn one edge of a nearly perfect 20-light-year-wide circle, ...

A baby galaxy is throwing one heck of a tantrum, and it's shaking up our understanding of the earliest galaxies.

Photographing the deep sky at night can be a complicated business involving specialist knowledge, expensive and bulky ...

A rare alignment between Earth and Saturn will make the gas giant’s rings appear so thin that they’ll be nearly invisible.

Researchers are puzzled as to how the dwarf galaxy NGC 6789 continues to make new stars, despite being stuck in the ...