NASA's top planetary defense expert reveals the biggest threat isn't Hollywood-style doomsday rocks, but undiscovered 'city-killer' asteroids. While large and small threats are known, an estimated 25, ...

Researchers have uncovered more than a thousand previously unknown tectonic ridges across the Moon’s dark plains, showing the Moon is still contracting and reshaping itself. These features are among ...

DUBAI, United Arab Emirates - The United Arab Emirates announced on Tuesday that it would extend its Mars probe mission, now ...

Debris from the collision could have formed another moon of Saturn called Hyperion, and affected the tilt of Saturn itself.

The extension of the mission will provide valuable science, operational and mission experience for ongoing and future deep ...

United Arab Emirates, Abu Dhabi: The UAE Space Agency announced today the extension of the Emirates Mars Mission (EMM) – the first interplanetary exploration undertaken by an Arab nation – until 2028.

While the technology still needs significant work, a new analysis of meteorites points to valuable targets in the solar ...

NASA's head of planetary defence has revealed what keeps her up at night - tens of thousands of 'city killer' asteroids that remain undetected.

Some asteroids are quietly speeding up or veering off their predicted paths, yet telescopes see no glowing tails or hazy ...

Since the 1990s, astronomers have found a handful of other dwarf planets in the belt, such as Eris and Sedna, along with ...

New plankton arrived just a few millennia — maybe even decades — after the Chicxulub asteroid, forcing a rethink of evolution ...

Looking for a sky event this week? Check out our full Sky This Week column. February 11: Ganymede's shadow, Io cross Jupiter ...