WASHINGTON (Reuters) - 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 (299,000 km) away. It ...

Asteroid samples fetched by NASA hold not only the pristine building blocks for life but also the salty remains of an ancient water world, scientists reported Wednesday. The findings provide the ...

Analysis of samples taken from the asteroid Bennu reveal the presence of organic compounds important for life, and that its parent asteroid probably contained salty, subsurface water. Collected by ...

Scientists found that asteroid Bennu contained a set of salty mineral deposits that formed in an exact sequence when a brine evaporated, leaving clues about the type of water that flowed billions of ...