A brand-new group of frozen objects, orbiting the sun out beyond the distant Kuiper Belt, has been spotted by the Subaru ...

Scientists say microscopic black holes could explain the elusive "dark matter" that makes up a quarter of all matter in the ...

Pulitzer Prize finalist Dave Eggers says scientists are ‘in striking distance’ of finding life on an exoplanet ...

NASA’s Europa Clipper is set launch in October to explore the habitability of an ice-covered ocean world in our solar system ...

NASA's testing a solar sail system in space, and the spacecraft that brought the tech there has snapped a photo.

Mars is a famously red object in our solar system, but it’s not the reddest. That honor goes to Amalthea, a tiny moon orbiting around massive gas giant planet Jupiter. NASA’s Juno spacecraft ...

In addition, our solar system as well as all of the others ... more than a hunk of rock on the outskirts of the solar system. But when NASA's New Horizons mission performed history's first flyby ...

Jupiter's molten moon Io has been surveyed by a number of passing spacecraft, allowing planetary scientists to see changes on ...

Astronomers have uncovered a surprising group of frozen bodies orbiting the Sun, far beyond the Kuiper Belt. Using the Subaru ...

has become the second human-made object to leave our Solar System. It was launched 16 days before its twin craft, Voyager 1, but that probe's faster trajectory meant that it was in "the space ...

NASA's New Horizons spacecraft has provided groundbreaking data from near the edge of the solar system, revealing the cosmic ...

A NASA spacecraft erected a large, foil solar sail in orbit around Earth last week, after a failed attempt days earlier.