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NASA May 2, 2016

Mountain-size asteroid to fly by Earth: How NASA will watch

A mountain-size asteroid will zoom past Earth Monday.

Astronomy May 2, 2016

Earth can contaminate alien meteorites quickly, study shows

A team of scientists has published the results of an investigative survey into the Sutter's Mill meteorite that landed in California in 2012.

Astronomy May 2, 2016

Big asteroid to zoom by Earth on Jan. 26

A large asteroid about a third of a mile wide will zoom safely by Earth this month, and mark the planet's closest encounter with a space rock of its size until 2027.

Astronomy May 2, 2016

Are ocean asteroid impacts really a serious threat?

If a space rock were to hit the Earth at just the right location in the oceans, it could cause massive waves that could inundate U.S.

Mars April 28, 2016

Chaotic comet flyby blew away some of Mars' atmosphere

A close shave with a comet in October 2014 did a number on Mars' magnetic field, a new study reveals.

Asteroids April 28, 2016

NASA wants to send your art to an asteroid

Is your art truly out of this world?

Asteroids April 28, 2016

Ancient dust found in meteorites came from exploding stars

Microscopic dust grains extracted from meteorites that landed on Earth had ancient and explosive origins, scientists have discovered

Sun April 28, 2016

Total solar eclipse and asteroid flyby on Tuesday, a cosmic double feature

Tuesday seems to be a double-header for cosmic events: A total solar eclipse will shadow Indonesia and the North Pacific Ocean, and a 100-foot-wide asteroid will streak past Earth.

Asteroids April 28, 2016

Meteorite hunters find 6 space rocks from Florida fireball

Meteorite hunters in Florida have found six space rocks associated with a rare daytime fireball that streaked through the Sunshine State's skies on Jan. 24.

Asteroids April 28, 2016

100-foot asteroid to buzz Earth next month

An asteroid as long as a basketball court will give Earth a close shave next month — though scientists aren't sure just how close.

Asteroids April 28, 2016

Asteroid-mining company 3D-prints object from space rock metals

An asteroid-mining company is giving the world a glimpse at its vision of the future.