The asteroid known as 2024 YR4, a building-sized object that initially appeared to be on a potential collision course with ...

Asteroid Bennu—the target of NASA's OSIRIS-REx sample return mission, led by the University of Arizona—is a mixture of ...

Though the days are fast ticking by, that success is far from assured. DART is the first-ever test of what NASA calls a ...

Asteroids have long been described as the leftover pieces from the solar system’s early construction. They are like the ...

Some of the most basic building blocks of the solar system are missing from one of its most dangerous asteroids.

The 55-feet-wide space rock is hurtling through space at a zippy 17,717 miles per hour, according to the space agency.

For a brief few weeks in early 2025, astronomers were worried about the asteroid 2024 YR4. Discovered in late 2024 by an ...

Aliens may have been closer to Earth than first thought. New research from NASA reveals that Ceres, the dwarf planet in the ...

Planetary defence has become a critical global effort, uniting space agencies like NASA, JAXA, ESA, and ISRO to detect, track ...

New data from the James Webb telescope suggests that Bennu and Ryugu — two asteroids recently visited by sample-return ...

The OSIRIS-REx mission, which delivered over 120 grams (4.2 ounces) of Bennu ’s soil to Earth in 2023, is the largest haul of ...

Learn how rock and dust samples are shedding light on the origins of Asteroid Bennu and the history of the early Solar System ...