Data from the Mars Express orbiter has been used to create a visualization of "a vast system of deep and steep valleys that ...

As NASA’s moon-landing plans with SpaceX hang in the balance, other bold ideas are quietly starting to take shape.

Humans have been in space onboard the ISS continuously for 25 years. As the station nears its end, new commercial habitats are lining up to take its place ...

Is 3I/ATLAS a once-in-a-century interstellar comet or a genuine signal? We separate verified data from viral claims, quotes from NASA and Harvard.

Social feeds lit up with dusty red rocks, shiny angles and bold captions this week. The story behind them matters more. Claims that NASA’s Perseverance ...

New research from Rice University shows that Jupiter, the largest planet in our solar system, played a major role in shaping ...

Spaceflight rewires the human body. Muscles shrink, bones thin and fluids shift towards the brain – but these changes may ...

How NASA Ames’ 80×120-foot wind tunnel became the beating heart of American aeronautics, testing everything from spacecraft ...

NASA has confirmed that the interstellar comet 3I/ATLAS remains on a stable path through the Solar System and poses no risk ...

Mars is an inhospitable desert planet. Billions of years ago, things were different. In Jezero Crater, for example, fed by a ...

Data from NASA’s Chandra X-ray Observatory and NASA’s James Webb Space Telescope combine to reveal an otherworldly view of ...

Contextualizing speed and distance helps set expectations. Around perihelion, 3I/Atlas is moving at roughly 68 km per second. Its closest approach to Earth is about 1.8 AU, near December 19, which is ...