A recent mission atop a Hawaiian volcano shows humans still have much to learn before they set foot on another world.
The center of the solar system is a tricky destination, but NASA is going.
The mystery behind a boisterous scene in Boise
NASA says SpaceX and Boeing are both behind schedule—but one is closer to the finish line.
The agency’s culture of optimism is essential for launching people and robots into space. But it can lead to problems with budgets and deadlines.
The space agency has always coughed up the extra cash, but some politicians wonder if the contractor responsible for major errors should pitch in.
Scientists say they have found a large body of water just below the surface, raising questions about the potential for life.
The president has called for the creation of a new military branch. So far, Congress is ignoring him.
Astronomers have created a one-of-a-kind image of a distant exoplanet by zeroing in on the molecules in its atmosphere.
For cryptocurrency scammers, imitation is the sincerest form of fraud.
Four hundred years after Galileo discovered the planet’s biggest satellites, astronomers are still finding the smallest ones.
For the first time, astronomers have traced a neutrino back to its birthplace, billions of light-years across the universe.
The plasma waves between Saturn and its icy moon Enceladus sound like eerie music to our ears.
For millennia, we have stared up at Earth’s glowing companion and found a plethora of shapes and stories in its features.
“I think people are taking advantage of him.”
In a rare discovery, astronomers have spotted a world swirling into being around its star.
If the James Webb Space Telescope wants to get off the ground, it will need a blessing—and more money—from Congress.
Astronomers have some new information about ‘Oumuamua—and it makes tracing its origins even harder.
The Apollo astronaut is suing his children and longtime manager—but no one can agree on the truth.
For the Tesla and SpaceX founder, the acts of rogue employees are not just fireable offenses—they’re treason.
President Trump has directed his military advisers to create a sixth military branch devoted to the cosmos, but doing so may require an act of Congress.