The object is hurtling towards the Earth at a zippy 12,616 miles per hour, according to data from the space agency.

For 42 years, NASA satellites have tracked how sunlight powers Earth’s climate. The long record is revealing subtle shifts that could reshape climate predictions. These findings are adding new layers ...

"We don’t know where they are,” said NASA’s planetary defense officer Kelly Fast at the AAAS conference in Arizona this week.

NASA planetary defense experts warn that up to 15,000 undetected asteroids could devastate a major city on Earth.

Imagine a rock the size of a football stadium hurtling through space at thousands of miles per hour, heading straight for a major city, and we have no way to stop it. NASA has just issued a sobering ...

NASA scientists recently expressed alarm over the potential threat posed by approximately 15,000 undetected asteroids capable ...

Scientists may be one step closer in their hunt for signs of past life on Mars after the Curiosity rover's latest find.

NASA boffins have warned that Earth has no protection against the possibility of being struck by "city killer" asteroids that are hurtling through space.

NASA's head of planetary defence, Dr Kelly Fast, has issued an unsettling update on thousands of ‘city-killer’ asteroids that could hit Earth.

The Earth's magnetic field and oxygen evolved together over 540 million years, according to a major NASA study.

Inside NASA’s Arc Jet Complex at the Ames Research Centre in California, a heat shield design is being put to the test ...