Scientists simulated what would happen if a medium-size asteroid were to strike Earth. One of those space rocks, asteroid ...

YR4, a near-Earth asteroid has a one-in-45 chance of hitting Planet Earth in December 2032, NASA and the European Space ...

The rocky object called Bennu is classified as a near-Earth asteroid, currently making its closest approach to Earth every six years at about 186,000 miles away. It might come even closer in the ...

Is Earth really exceptional?  A new book seems to reaffirm that notion.  But given the right conditions, primitive life may be a mere byproduct of biophysics.

NASA is using its most powerful space telescope to study the true size of the "city-killer" asteroid that has a one-in-43 ...

when it discovered asteroid 2024 YR4. Credit: ATLAS / NASA It's certain that recently discovered asteroid 2024 YR4 will swing close to Earth in 2032. The chances of an impact remain low — but ...

Mass is a challenging concept to tie down, yet it is one of the most crucial measurements in our world. Since the 1800's, we've used a physical artifact as a standard for mass calibration across the ...