The CodeChef IDE lets you code right in your browser, making it easy to start practicing with their problem sets. Understanding time and memory limits is key; your code needs to be both fast and ...

What was the universe like in the first few hundreds of millions of years after it came into existence? How did the first ...

Kenna Hughes-Castleberry is the Content Manager at Space.com. Formerly, she was the Science Communicator at JILA, a physics ...

The new book "Gemini and Mercury Remastered" features iconic images from the earliest days of human space exploration ...

Nuclear reactors in space may sound like something out of science fiction, but they are likely to prove important for powering long-term space missions.

The United Launch Alliance launched a Vulcan rocket Tuesday night from Florida as part of the first U.S. Space Force-sanctioned flight. The 200-foot spacecraft with four rocket boosters lifted off… ...

Learn about Sally Ride, the first American woman in space. We cover her historic Space Shuttle Challenger mission, her career as a NASA astronaut, and her lasting legacy.

WASHINGTON — United Launch Alliance’s Vulcan rocket is scheduled to launch its first national security mission, USSF-106, on Aug. 12 from Cape Canaveral Space Force Station.

President Trump’s signature missile defense program is reshaping Pentagon spending priorities and expanding the role of the Space Force, says a new report by the Aerospace Corp.

The first space race was about flags and footprints. Now, the new race is to build there, and doing so hinges on power.