A team of astronomers from the University of Anitoquia, Medellin, Colombia, have discovered a graveyard of comets.
NASA has completed the first step toward a mission to find and capture a near-Earth asteroid, redirect it to a stable lunar orbit and send humans to study it.
The true identity of centaurs, the small celestial bodies orbiting the sun between Jupiter and Neptune, is one of the enduring mysteries of astrophysics.
NASA's Cassini spacecraft has captured Saturn's rings and our planet Earth and its moon in the same frame.
The Central Intelligence Agency is funding a scientific study that will investigate whether humans could use geoengineering to alter Earth's environment
There is only one planet we know of, so far, that is drenched with life. That planet is Earth
The 10,000 ton meteor that crashed into a frozen lake in Russia earlier this year created shockwaves so intense they endured two trips around the globe
More than 10,000 asteroids and comets that can pass near Earth have now been discovered.
An asteroid passed Earth last week, and with the Arecibo radio telescope astronomers got an unprecedented look
It seems life may have received a boost from asteroids smashing into the surface of Earth early in its life.
NASA's Hubble Space Telescope will have two opportunities in the next few years to hunt for Earth-sized planets
The radar imagery revealed that 1998 QE2 is a binary asteroid.
NASA is preparing the TESS observatory (Transiting Exoplanet Survey Satellite) to follow-up on the successes of the planet-hunting Kepler observatory
On May 31, 2013, asteroid 1998 QE2 will sail serenely past Earth, getting no closer than about 3.6 million miles
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