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

Astronomers do not know where thousands of “city-killer” asteroids are, Nasa’s head of planetary defence has admitted.

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 ...

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

NASA officials warn thousands of undetected “city killer” asteroids may be circling near Earth. With limited deflection tools ready, are we prepared if one suddenly shifts onto a collision course?

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

Earth faces a significant threat from thousands of undetected asteroids capable of destroying cities. NASA's planetary defence chief warns that current systems cannot reliably stop these 'city-killers ...

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

NASA has raised red flags over growing asteroid threats that could potentially damage the Earth.To one’s surprise, ...

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 ...

NASA Responds to Claim That Earth Will Lose Gravity in 2026 ...

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