Astronomers have discovered the eerie remains of a supernova with an almost perfect spherical shape glowing faintly on the outskirts of the Milky Way. However, they are unsure exactly how large and ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Five local galaxies as seen by the Very Large Telescope survey (VST) . | Credit: INAF/VST-SMASH/C ...

A spectacular cosmic phenomenon took place over San Francisco’s most famous landmark Friday, and according to local astronomers, it’ll likely be visible again throughout October. Nature photographer ...