NASA has defined asteroids as small, rocky objects that orbit the sun like planets, but they are much smaller in size. Most ...

NASA has just premiered Planetary Defenders, offering a fascinating look at the high-stakes work geared toward protecting Earth from any large asteroids discovered coming our way.

A planetary scientist explains new research explaining the differing compositions between space rocks that hit Earth and are brought back.

The type of asteroids that could have brought water and life to Earth make up half of those expected to hit us, but we find ...

Tantalizing clues in 4-billion-year-old asteroid Bennu samples could reveal particular molecular formations that some ...

NASA OSIRIS-REx sample collection event at Asteroid Bennu saw the spacecraft plunge its arm into the surface. Find out how ...

Nasa says there is a small chance a recently spotted asteroid could collide with the Moon. Studying it can inform our understanding of the Earth's past and our future.

In May 2021, OSIRIS-REx began its journey back to Earth carrying dust from Bennu - a rubble-pile asteroid older than Earth itself. When the capsule was opened in 2023, scientists were stunned by ...

A team of scientists just discovered the longest organic molecules yet seen on Mars, the fourth planet from the Sun and and a ...