Estimating a mass for a potentially hazardous asteroid (PHA) is perhaps the single most important thing to understand about ...

A 170-foot asteroid is set to race past Earth today at extraordinary speed, NASA says. Though no impact is expected, ...

Asteroid 2026 CU1 will sweep past Earth this week at high speed, close enough to attract attention yet deemed safe, raising ...

The object is hurtling towards the Earth at a zippy 12,616 miles per hour, according to data from the space agency.

The dinosaurs were wiped out by an asteroid, but does that mean we risk suffering the same fate - and should you be worried about the possibility? Leah Crane sets the matter straight ...

"For asteroids of the size scale relevant to planetary defense (i.e., ∼50-500 m), the mass can only be directly measured ...

An asteroid the size of a building could collide with the Moon in 2032 and generate a flash visible from Earth.

NASA's James Webb Space Telescope is tracking asteroid 2024 YR4, which has a small chance of hitting the Moon in 2032, to refine its trajectory and improve prediction models.

The Vera C. Rubin Observatory has officially activated its automated alert system, to explore and detect the object movements in space. The system went live on February 24 and generated ...

Space agencies maintain that global cooperation and sustained investment are vital to planetary defence. While the DART ...

A factual look at projections of a potential 2032 asteroid impact on the Moon, including how scientists track near-Earth objects and assess impact probabilities. The three costly purchases that ...