With congressional funding and industry support, nuclear thermal propulsion technology is making progress for potential use on future NASA deep space missions.
Those who don't learn the lessons of an extinct alien civilization's fall may be doomed to repeat it.
New video views of Earth show our planet in stunning high-definition, courtesy of a newly-launched 4K video-streaming platform.
The biggest, most expensive science experiment in the world might be losing all its dark matter. But physicists are looking on the bright side.
The kilogram isn't a thing anymore. Instead, it's an abstract idea about light and energy and fundamental universal constants.
The National Space Society's International Space Development Conference will take place next month amid a large policy shift for NASA: sending humans to the moon, and soon.
Data sharing between entities in space will be easier and more secure using technologies such as blockchain, an industry participant argued at the Humans to Mars summit on May 16.
A U.S. venture-capital firm recently led a round of seed investment for Hermeus Corp., a new startup looking to develop a hypersonic aircraft.
An incident involving a test of parachutes for one commercial crew vehicle has heightened awareness of the challenges involved in developing those systems.
Curiosity will be coming 'round the Martian mountain when it comes — and a colorful new animation highlights where exactly the mission is headed.
A major repair to the Hubble Space Telescope 10 years ago this week is still helping us uncover the history of the universe. But it almost didn't happen.
Scientists have predicted the future of NASA spacecraft that launched decades ago, pinpointing the close encounters they will have, even after the craft are no longer functional.
By staring at the sky for over 200 hours, the Spitzer Space Telescope collected light that finally reached Earth after a 13-billion-year voyage through space.
Telescopes and spacecraft are already watching the skies for potentially hazardous asteroids, but what could be done to actually deflect a dangerous object heading toward Earth?
New York-based design agency AI SpaceFactory took the top prize in a NASA competition to 3D print a habitat that could be used on the moon or Mars.
Satellite electric propulsion startup Apollo Fusion is expanding its product line through an agreement with NASA’s Jet Propulsion Laboratory, giving it access to advanced Hall thruster technology.
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