This Just In
Powerful jets of material spewing from the edge of monster black holes may be more likely to arise where two galaxies have merged together.
It may not be Stonehenge, but New Yorkers will see a different kind of solar alignment over their city's skyline.
What's it like to fly on a U2 spy plane, 70,000 feet in the air, at an altitude that reaches 70 degrees below zero? Watch one man capture his once-in-a-lifetime flight at the edge of space.
NASA's New Horizons team have pored over observational data beamed back to Earth from the speeding spacecraft and concluded, at least for now, the coast is clear for a flyby of dwarf planet Pluto.
NASA's Dawn spacecraft is beginning to get up-close and personal with dwarf planet Ceres, as this latest image shows.
With its vast solar arrays on display at a Lockheed Martin Space Systems clean room in Denver, Colo., NASA's next mission to Mars stands proud.
As NASA's New Horizons spacecraft blasts closer to Pluto at a pace of 750,000 miles per day, increasingly detailed images are beginning to come our way.
A heated battle that spread to federal courtrooms and the U.S. Congress ended on Tuesday with the U.S. Air Force clearing Elon Musk’s rocket company SpaceX to fly military and national security satellites.
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