Shannon Hall

A new image-processing technique is bringing Saturn's largest moon, Titan, into clearer view than ever before.

The International Space Station now plays host to an experiment that could help scientists unlock the mysteries of Alzheimer's disease.

The debris from the military weather satellite that exploded in orbit last month doesn't pose a threat to any nearby ESA missions, the agency says.

In honor of the Pi Day of the century, 3.1415 (March 4, 2015), NASA’s Jet Propulsion Laboratory has created a dizzying math challenge. Hint: every solution will use the mathematical constant pi

For the first time, astronomers have caught a fast radio burst as it was happening and just might be zeroing in on the origins of these energetic events.

A newly discovered exoplanet's ring system puts Saturn's collection to shame. What's more, a large gap in the rings suggests the presence of at least one Earth- or Mars-size exomoon.

Orange bubbles, blue patches, and red wisps of light dance in this NASA/ESA Hubble Space Telescope photo toward the constellation of Taurus.

Some of the most violent phenomena visible now appear to lie beyond the Milky Way in its largest satellite galaxy, the Large Magellanic Cloud.

A large asteroid about a third of a mile wide will buzz safely by Earth on Jan. 26, and mark the planet's closest encounter with a space rock of its size until 2027.

A NASA space telescope has spotted a colossal black hole chowing down on gas from a distant collision between two doomed galaxies.