A new observation estimates that the space rock measures 60 meters and has a 2% chance of impacting the satellite ...

YR4, once referred to as a ‘city-killer’ with the potential to cause regional devastation and impact the climate, is no ...

An asteroid discovered over 200 years ago which is roughly the size of Germany would have catastrophic consequences for life ...

To save ourselves from a killer asteroid, first we have to find it. A spacecraft now under construction at NASA’s Jet Propulsion Laboratory in may be our best hope. The Near-Earth Object Surveyor is a ...

Surveyor, a $1.4-billion infrared telescope designed to detect asteroids and comets that could pose a threat to Earth.