German astronomers at the Bonn Observatory first catalogued UY Scuti: the biggest star in the universe, laying near the center of the Milky Way, roughly 9500 light-years away from Earth; at that ...

Comet Lemmon, also designated C/2025 A6, was discovered in January by a telescope scouring the night sky for near-Earth asteroids. Comet SWAN, also known as C/2025 R2, was spotted in September by an ...

It will be a while before you can see it for yourself, however. Halley’s comet was last visible from Earth in 1986, meaning ...

Kathryn Bigelow’s manhunt thriller, Zero Dark Thirty, is set to leave a free streamer at the end of the month. Find out more ...

Ancient Greeks believed that dead people ended up in a dark underworld called Hades, where three judges determined their ...

Learn when and where to see Comet Lemmon and Comet SWAN this October as they light up the night sky in a rare double comet ...

The simulation of the Solar System that came the closest to the observation was the presence of a small planet, between the ...

Two bright green comets are streaming through the skies and are visible to skygazers in the Northern Hemisphere.