Related topics: nasa

Meteorites' age is at center of Mars history debate

Planetary scientists dream of sending a geologist to Mars to study its rocks by hand. Until then, they have to settle for examining meteorites - chunks of the Red Planet that land on Earth after hurtling through space and ...

Big asteroid swinging by Earth has its own moon

Astronomers getting their first close-up glimpse of a giant asteroid about to whiz by Earth found a surprise bonus rock. A smaller moon asteroid is circling the larger space rock, an unusual but not unheard of space phenomenon.

Dark, massive asteroid to fly by Earth on May 31

It's 1.7 miles long. Its surface is covered in a sticky black substance similar to the gunk at the bottom of a barbecue. If it impacted Earth it would probably result in global extinction. Good thing it is just making a flyby.

HiRISE Mars camera reveals hundreds of impacts each year

Scientists using images from NASA's Mars Reconnaissance Orbiter, or MRO, have estimated that the planet is bombarded by more than 200 small asteroids or bits of comets per year forming craters at least 12.8 feet (3.9 meters) ...

NASA: Flash reports consistent with single meteor

(AP)—Reports of a flash of light that streaked across the sky over the U.S. East Coast appeared to be a "single meteor event," the U.S. space agency said. Residents from New York City to Washington and beyond lit up social ...

Cassini returns images of battered Saturn Moon

(Phys.org) —Following its last close flyby of Saturn's moon Rhea, NASA's Cassini spacecraft captured these raw, unprocessed images of the battered icy moon. They show an ancient, cratered surface bearing the scars of collisions ...

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