space rock

It's harmless, but consider it a reminder of the threat posed by space rocks
According to NASA's Goldstone Asteroid Schedule, YB35 is about 500 meters (1,640 feet) in diameter. Beyond that, not much
Yeomans said he might grab his own binoculars and have a look himself. If you'd rather stay indoors, you can catch the action
The agency's Rosetta spacecraft is set to place its Philae robotic lander on the surface of Comet 67P/Churyumov-Gerasimenko
"This may be a double object, or 'contact binary,' consisting of two objects that form a single asteroid with a lobed shape
How to Catch an Asteroid: NASA Mission Explained (Infographic) Animation Of Proposed Asteroid Redirect Mission | Video Potentially
An asteroid the size of three football fields is set to make a close brush of Earth on Monday (Feb. 17), and you can watch
Japan's Hayabusa spacecraft collected tiny dust grains from Itokawa in 2005 during a 1.25 billion-mile (2 billion kilometers
Joe Rao serves as an instructor and guest lecturer at New York's Hayden Planetarium. He writes about astronomy for Natural
NASA is currently planning out an ambitious mission to snag a near-Earth asteroid and park it in a stable orbit around the
The asteroid measures only 3 to 10 feet (1 to 3 meters) across, and it is expected to pass at a safe distance of more than
"You may say that it was a disappointment," Pizzarello said. Meteorite Fragments Searched For In Sierra Nevada Mountains
Based on this new data, the researchers calculate that about 0.1 percent of all the asteroids and comets 6 to 34 astronomical
As you might imagine, meteorite finds of this sort don't occur every day. "This is the first one I have identified in 40
Astronomers discovered the 1.7-mile-long space rock in 1998 as part of the MIT Lincoln Near Earth Asteroid Research program
"The moon began to crystallize 4.5 billion years ago, but we don't have any 4.5-billion-year-old meteorites from the moon