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

A large asteroid once considered the greatest known risk to Earth may now be on track for a direct hit — not on our planet, ...

Asteroid 2024 YR4, which once appeared to be on a collision course with Earth, may hit the moon, which could create some ...

NASA experts explain why a passing asteroid isn't cause for concern, while revealing how often Earth encounters space rocks ...

According to NASA, asteroids are inactive bodies made of all the rocky, dusty and metallic materials left behind from the ...

None of the asteroids come close to reaching the size NASA considers a threat either—the largest is approximately 150 feet and the smallest just 35 feet—so even if they would be on track to ...

Astronomers have detected three asteroids in close proximity to Earth, two of which pose a potential threat as "planet killers" because of their larger and hazardous size, but don't worry, says a ...

A top scientist at NASA’s Goddard Space Flight Center warns that asteroids may have had a much larger impact on Earth. Ron Sachs – CNP. The Pantasma crater expanded from 14.8 kilometers to 35. ...

Overall three near-Earth asteroids (NEA) ... ‘Planet killer’ asteroid could be far-off threat to Earth: astronomers By . David Propper. Published Oct. 31, 2022.

Expert stresses the importance of monitoring comets and asteroids that could pose a threat to Earth 02:42 "No one should be overly concerned about an Earth impact of an asteroid or comet," NASA's ...

A swarm of large asteroids likely lurking around Venus could one day pose an "invisible threat" to Earth if left unchecked, astronomers have warned.

At the time of the writing of this article, the Center has recorded 34,152 asteroids with orbits that come within 0.05 AU of the Earth (an AU is one astronomical unit, the average distance between ...