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

Heliostats that harness sunlight by day could help detect asteroids by night, offering the U.S. a scalable planetary defense ...

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

The space rock came as close as within 4.15 million miles from our planet, according to NASA's Jet Propulsion Laboratory.

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

California, Colorado, and Oregon ranked among the best states for witnessing the celestial phenomena, according to a recent study.

When high-velocity asteroids land on Earth, they can form a meteor impact crater. Such collisions have occurred throughout ...

In its first year alone, it will double the amount of data collected so far by every other instrument in the history of optical astronomy.

Big Number 1,278,331. That’s how many known asteroids there are, according to NASA. The largest, Vesta, is around 329 miles in diameter and some are as small as 33 feet across.

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

Two Meteor Showers Will Be Visible Tonight—Here's How To See Them originally appeared on Parade.