Sandia scientist John Sandusky believes he has found a way to put heliostats, which typically turn solar energy into ...

NASA has spent decades obsessed with asteroids and for good reason. These ancient space rocks aren’t just debris; they’re ...

John Sandusky, a scientist at Sandia National Laboratories, stands in the field of heliostats at the National Solar Thermal ...

"In my opinion, planetary defense is an operational mission which should be formally tasked to U.S. Space Command." ...

Asteroids with this destructive potential are sometimes dubbed "city killers." "We think we've found roughly 40% of those asteroids in the 140-meter neighborhood," Mainzer said.

Ed Lu wants to save Earth from killer asteroids. Or at least, if there is a big space rock streaking our way, Dr. Lu, a former NASA astronaut with a doctorate in applied physics, wants to find it ...

New discoveries of objects in the Kuiper Belt have also presented challenges for the Planet Nine theory. The latest is known ...

Several massive asteroids are expected to whiz close to Earth in the coming weeks, including one nearly the size of the Empire State Building. Two are expected to soar near the planet on Saturday ...

Most of the 1,113,527 asteroids orbit the sun between Mars and Jupiter within the main asteroid belt. They range in size – from a whopping 329 miles in diameter to a comparatively measly 33 feet ...

These asteroids were likely around when our solar system was forming 4.5 billion years ago. They originated in a different star system.