NASA has just premiered Planetary Defenders, a fascinating documentary looking at the high-stakes work geared toward protecting Earth from large asteroids spotted coming our way. The 75-minute ...

NASA is tracking two bus-sized asteroids in the vicinity of the Earth that are whizzing through space at some 11,000 to 24,000 miles per hour. A space rock known as "2025 HP22," measuring ...

NASA has been tracking a house-sized asteroid in the vicinity of Earth that is hurtling through space at a zippy 42,300 miles per hour. Known as "2025 HM4," the asteroid's path brought it within a ...

Because their orbits are unstable, a possibility exists that the asteroids could break off from their current trajectory and one day head on a collision course for Earth. The Venusian space rocks are ...

June 30, 2015, was the first “Asteroid Day,” when “people from around the world come together to learn about asteroids” and what can be done to protect the planet from asteroid and comet impacts, ...

WEST LAFAYETTE, Ind. — New results from OSIRIS-REx, NASA’s first asteroid sample return mission, reveals why some gray asteroids reflect light at different wavelengths, like red or blue, more strongly ...

Simulations of asteroids near Venus reveal gaps in our ability to detect them. Astronomers are investigating a little-known and largely unseen group of asteroids that quietly orbit the sun alongside ...

Have telescope, will travel, sometimes really far. The University of Virginia Occultation Group, astronomy undergraduates who observe and track asteroids and small planets, make most of their ...