YR4 has just over a 2% chance of hitting Earth, according to NASA, but experts say there's no need to panic yet.

"An asteroid this size impacts Earth on average every few thousand years and could cause severe damage to a local region," the European Space Agency said.

Asteroid Bennu seems to have come from a long-lost world on the fringes of the solar system, where saltwater pooled and dried ...

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 ...

Berkeley Lab’s Advanced Light Source and Molecular Foundry provided powerful tools to study asteroid samples returned by NASA ...

"In previous research, uracil and nicotinic acid were detected in the samples from asteroid Ryugu, but the other four nucleobases were absent. The difference in abundance and complexity of N ...

“Here we show that Bennu samples are volatile rich, with more carbon, nitrogen and ammonia than samples from asteroid Ryugu and most meteorites,” the scientists write. Importantly they also discovered ...