European Space Agency via AP A spacecraft skimmed past Mercury this week, beaming back stunning new images of the surface and showing once again that humankind has a seemingly insatiable longing ...

Interstellar comets offer the tantalizing opportunity for us to touch something truly otherworldly,” says the European Space ...

Pieces of Mercury may have been found on Earth, potentially allowing scientists to study the Solar System's innermost planet.

This image provided by European Space Agency shows close-up photos of Mercury's north pole taken by the European-Japanese spacecraft BepiColombo. (European Space Agency via AP) 31,515 people ...

As the closest planet to the Sun, Mercury is exposed to the star's enormous gravitational field. And it's really stressful.

The Space Act, which would apply to local and foreign companies, aims to simplify procedures, protect assets in orbit, level ...

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System -- only the third ...

Most meteorites that have reached Earth come from the asteroid belt between Mars and Jupiter. But we have 1,000 or so ...

Scientists have discovered what might be only the third known interstellar object to pass through our solar system, the ...

A performance of the masterpiece will be transmitted into space on Saturday. The waltz has been associated with space travel since its inclusion in the film 2001: A Space Odyssey.