The late Star Trek actor was recently honored with a main-belt asteroid that now bears his name.
Media reports of a close shave with a mile-wide asteroid have thankfully turned out to be exaggerated.
Water-rich asteroids are thought to have brought water to countless other worlds throughout the universe.
Robotic grapples will be used to place a boulder from a large asteroid in to orbit around the moon.
The spacecraft is now set to spend the next 16 months studying the largest object in the asteroid belt.
The asteroid known as 2004 BL86 flew past the Earth this week at a distance of 1.2 million kilometers.
Scientists have discovered indications that liquid water was once present on the asteroid's surface.
Scientists believe that a long winter, not an inferno, was most likely to blame for their extinction.
The ultimate weapons of mass destruction could one day save us from complete annihilation.
A Russian scientist has identified a huge asteroid that crosses the Earth's orbit every three years.
An asteroid just 164ft across is still large enough to cause widespread devastation were it to hit us.
Astronomers have identified an asteroid with an orbit so stable that it is almost like a second moon.
The United States is keeping some of its nuclear warheads in case of an apocalyptic asteroid threat.
A huge fast-moving space rock has the potential to bring about the apocalypse in the year 2880.
A meteor shower 470 million years ago is thought to have initiated an explosion of life on Earth.
Three former NASA astronauts are set to reveal some unsettling data on how vulnerable our planet is.
The OSIRIS-REx spacecraft will visit a nearby asteroid, obtain samples and then return them to Earth.
A 250km-wide rock known as Chariklo is the smallest known object to feature a ring system.
Scientists have discovered a double-impact site in Sweden thought to be the result of a binary asteroid.
Could a disc of dark matter on the galactic plane have triggered an apocalyptic asteroid impact ?