L3Harris Technologies asked Maxar to produce the satellites for the second stage of the Space Development Agency's missile-tracking constellation.
The first launch of North Korea's powerful new intercontinental ballistic missile (ICBM) this spring apparently didn't go well after all.
A group of engineers was tasked with designing a space telescope that would change the way we see our universe. Just one problem: much of the technology they would need didn't exist.
Check out the best cameras for photography and video to find your perfect DSLR or mirrorless companion.
The Space Force has conducted a demonstration using "robot dogs" for security patrols and other repetitive tasks.
For the second time in two years, China has launched a classified reusable vehicle — thought to be a robotic space plane — on a mystery mission to Earth orbit.
Europe's unlucky first Martian rover ExoMars can still play a big role in answering the question whether there has ever been life on the Red Planet?
Hundreds of thousands of people used flight-tracking websites to follow the path of House Speaker Nancy Pelosi's historic flight into Taiwan on Tuesday (Aug. 2).
A newly launched Russian spy satellite may be tasked with stalking one of its American counterparts.
Buying Guide The best telescopes of 2022, all in one in-depth round-up with models from top manufacturers.
The experimental Airbus Zephyr drone has been airborne for over 42 straight days, setting a new record for an uncrewed flight.
The redesigned NASA-European campaign will task the Perseverance rover with delivering Red Planet samples to a rocket, with the drones as backup retrieval options.
NASA photos show the agency's all-electric "Crew Transportation Vehicle" to drive Artemis astronauts to the launch pad.
The European Space Agency's experimental moon satnav mission will fly a NASA-built instrument that will explore the shape and structure of Earth's celestial companion.