These discoveries illustrate NASA’s multifaceted exploration efforts in planetary science, astrophysics, lunar research, and ...

While Asteroid 2024 YRA has a minute chance of hitting Earth in seven years, the co-lead of NASA's DART mission says a small spacecraft could deflect the space rock's course.

Both space rocks are big enough to cause serious regional damage if they were to hit, but they’ll instead sail past at millions of miles away.

Asteroid 2024 YR4 has a 0.0017% chance of hitting Earth, but media reports too often ignore the unlikelihood of impact in reports of near-Earth asteroids, a Tucson astronomer says.