"In my opinion, planetary defense is an operational mission which should be formally tasked to U.S. Space Command." ...

A swarm of large asteroids likely lurking around Venus could one day pose an "invisible threat" to Earth if left unchecked, astronomers have warned in new research. The giant space rocks are ...

At least three city-killing asteroids that could strike Earth are hiding behind Venus, according to a new study from researchers in Brazil, France, and Italy. The space rocks, measuring between ...

Although the co-orbitals pose no threat to us from afar, a close approach to Earth could cause them to be pulled away from their gravitational anchor — and thus put them on a collision course ...

Asteroids don’t always need to head straight for Earth to draw global attention. The case of asteroid 2024 YR4 is proving ...

Asteroid 2025 OU1, about 140 feet in diameter, will safely pass Earth in 2025. While it poses no immediate threat, scientists ...

A swarm of giant city-killer asteroids hiding near Venus poses an “invisible threat” to life on Earth, astronomers have warned in a new study. These space rocks, known as co-orbital asteroids ...

Measuring roughly 95 feet across, the rock belongs to the Aten group. These asteroids have orbits that cross Earth’s path ...

World Asteroid Day 2025 is upon us! Here's how you can celebrate the event by livestreaming real-time views of near-Earth asteroids from the comfort of your home. June 30 is the 10th anniversary ...

Venus Hiding Dangerous Asteroids, Including One That Could Be a 'City-Killer' If it Impacts Earth: Study A new study from the University of São Paulo in Brazil said some asteroids orbiting Venus ...

A swarm of large asteroids likely lurking around Venus could one day pose an "invisible threat" to Earth if left unchecked, astronomers have warned in new research. The giant space rocks are ...