New color maps of Saturn's major icy moons demonstrate how much NASA's Cassini mission has changed our view of the Saturn system since the Voyager era.

A gamma-ray burst, the most powerful kind of explosion known in the universe, may have triggered a mass extinction on Earth within the past billion years, researchers say.

NASA’s fastest spaceprobe ever launched to the outer Solar System, New Horizons, has woken successfully from hibernation as it closes in on target Pluto.

From afar, galaxies appear to gather in large quantities, building a strange, interconnecting large-scale structure, called the cosmic web ..

Astronomers have discovered a weird source of radiation that could be a supernova...or a supermassive black hole ejected from its galactic home.

Controversy over what is happening at the centre of our Galaxy has taken a new twist. The team that discovered an object labelled G2 are still insisting it is a gas cloud, but that it is even bigger than thought before.

Lightning storms are clearly more complex than we thought ..

Some numbers, such as your phone number or your Social Security number, are decidedly more important than others. But the numbers on this list are of cosmic importancethey are the fundamental concepts that define our universe.

822 Martian days after landing, NASA's Curiosity rover, carrying the Mars Science Laboratory, continues on its extraordinary journey across landscapes that are both utterly alien, and ...

Relativity is one of the most famous scientific theories of the 20th century, but how well does it explain the things we see in our daily lives?

Professor Brian Greene answers that intriguing question.

A bright, powerful, lightning-producing storm churns and coasts along the lane of Saturn's southern hemisphere nicknamed "Storm Alley" by scientists.

Researchers at Cern in Switzerland have tested a novel way to find Antimatter

Professor Brian Greene answers that intriguing question

A peculiar alignment of supermassive black holes with the largest structures in the Universe has been discovered, to the surprise of cosmologists.

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Geneva, 19 November 2014. Today the collaboration for the LHCb experiment at CERN1’s Large Hadron Collider announced the discovery of two new particles in the baryon family. The particles, known as the Xi_b'- and Xi_b*-, were predicted to exist ...

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Using data from HARPS-TERRA, the Planet Finder Spectrograph and the UCLES echelle spectrograph, astronomers have discovered a new potentially habitable Super-Earth around the nearby red-dwarf star Gliese 832. An international team of astronomers, le ...

Spot the difference — Hubble spies another globular cluster, but with a secret