British astronomers may have solved the mystery of an "interstellar object" hurtling towards our planet. Scientists believe the mysterious interstellar visitor may be the oldest comet ever observed.

Astronomers who examined the sound waves from the Big Bang say that the Earth and the entire Milky Way could be trapped in a ...

Well, it's July 12, which means (a) the Steam Summer Sale is over and (b) it's really hot outside in the northeastern U.S.

On July 1, 2025, the Asteroid Terrestrial-impact Last Alert System (ATLAS) survey telescope, located in northern Chile, ...

A mysterious object, first observed hurtling across the solar system on July 1, has now been identified as "very likely to be ...

A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...