Space

Radio astronomers have discovered hundreds of long, thin structures emanating from our galaxy's supermassive black hole.

A new theory has radically revised Stephen Hawking's 1974 theory of black holes to predict that all objects with mass may eventually disappear.

A new analysis of Kepler data shows that one-third of small stars called M dwarfs may have the potential to host life.

A new search for extraterrestrial life has scientists looking inward — toward the center of our galaxy.

The extremely rare kaleidoscopic circles have a surprising Earth-based origin.

Astronomers recently identified asteroid 2023 FW13 as a quasi-moon, a space rock orbiting the sun nearly in tandem with Earth.

The government is investigating hundreds of military UFO reports, but only a small fraction are truly "anomalous."

Here's how to watch the Red Planet swoop across the Beehive Cluster — one of the closest star clusters to Earth — after sunset this week.

June's full moon is known as the Strawberry Moon, the Hot Moon and the Rose Moon. It will be at its fullest on Saturday night, June 3.

Light is faster than anything else in the known universe, though its speed can change depending on what it's passing through.