In October 1604, astronomer and mathematician Johannes Kepler spotted a new star in the sky and began tracking it. Over the course of several weeks, the star remained visible in the daytime and ...

Astrophysicists suggest our galaxy may lie inside a "cosmic void" - offering a new explanation for the universe’s conflicting ...

We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.

The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times ...

Britpop vets Cast have announced a new album, ’Yeah Yeah Yeah,’ that will be out January 30. You can listen to new single ...