During a House Committee on Space, Science and Technology hearing, experts discussed the state of NASA's planetary defense ...

Here's everything to know about the asteroid, how the public can track it going by and why NASA keeps a close eye on inbound ...

NASA is closely monitoring a bus-sized asteroid that is expected to zoom past the Earth today at a speed of around 19,193 miles per hour.

The unexpected 2020 collapse of the Arecibo Observatory left NASA's Goldstone Solar System Radar as the new heavy hitter when ...

The 950-foot hunk of primordial matter is classified as a "potentially hazardous asteroid," but that doesn't mean it has a ...

This one is forecast to return again in 2030. NASA's watchlist doesn't end there. Scientists are also tracking a 73-foot, airplane-sized asteroid known as "2025 HQ4," currently located 1,150,000 ...

NASA has identified a massive asteroid, designated 2003 MH4, that is expected to make a close approach to Earth on May 24.

Unlike its first flyby, Lucy will stop tracking Donaldjohanson 40 seconds before its closest approach to protect its instruments from sunlight, NASA said. "If you were sitting on the asteroid ...

A NASA spacecraft will make a close approach ... over a few hours to get the full picture. It will stop tracking just before the asteroid is nearest, when it’ll have to shield its instruments ...

Lucy’s next stop — “the main event,” as Levison calls it — will be the Trojan asteroids that share Jupiter’s orbit around the sun. Swarms of Trojans precede and follow the solar system’s largest ...

Here's everything to know about the asteroid, how the public can track it going by and why NASA keeps a close eye on inbound space rocks. The asteroid, dubbed 2002 JX8, makes close approaches to ...

Here's everything to know about today's asteroid, how the public can track it going by and why NASA keeps a close eye on inbound space rocks. The asteroid, dubbed 2002 JX8, makes close approaches ...