Milestones like Sierra Space’s Joint Test 10B are needed to confirm Dream Chaser’s “ability to handle specialized payloads ...

YR4, which was recently spotted in the cosmos with a non-zero chance of hitting Earth in the coming years, may have caused ...

The latest Northern Lights forecast means the aurora borealis may be seen in the continental U.S. tonight after space weather ...

NASA's two stuck astronauts are taking their first spacewalk together, exiting the International Space Station almost eight ...

NASA astronauts Suni Williams and Butch Wilmore were able to remove a stuck radio communications unit on a record-setting ...

For the past four years, Michelin has been crunching data gathered from cars racing on its rubber (and the other 199 ...

The Asteroid Terrestrial-impact Last Alert System — a global network of telescopes funded by NASA to find Earth-threatening ...

NASA astronaut Suni Williams set a female spacewalk record after venturing outside the International Space Station with ...

In NASA's latest survey, experts detected black holes hidden behind thick clouds of gas and dust and others that are not.

A planetary alignment, or a "planet parade" according to the internet, will grace our night sky just after dusk, according to ...

Nasa astronauts Sunita Williams and Butch Wilmore completed a record-setting 5.5-hour spacewalk outside the ISS, adding to ...

NASA is working on a groundbreaking nuclear electric propulsion system that could dramatically speed up trips to Mars. The ...