As Earth’s skies grow more closely monitored than ever, the ability to track fast-moving space objects has become a key part ...

Around 66 million years ago, the reign of the dinosaurs came to a fiery end. An asteroid about 7 miles (12 kilometers) wide, ...

From the balcony of his family’s downtown London, Ontario apartment, five-year-old Siddharth Patel would spend nights gazing ...

The Earth often gets a few visitors in the solar system, but some stick around for a while. Here's what to know about the ...

Asteroids may be wondrous windows into the history of the cosmos, but the unfortunate reality is that they are also pretty drab. These rocky amalgamations of space debris generally look pretty much ...

Under a dark, star-streaked sky, scientists at the Sandia National Laboratories in New Mexico are deploying an unconventional tool for planetary defense: heliostats. "A heliostat is a very large — ...

"With these probability maps, we can push asteroids away while preventing them from returning on an impact trajectory, protecting the Earth in the long run." When it comes to saving Earth from a ...

Siddharth Patel, a 12-year-old who lives in London, Ontario (west of Toronto), spotted two possible asteroids in September as ...

Whether an asteroid is spinning neatly on its axis or tumbling chaotically, and how fast it is doing so, has been shown to be dependent on how frequently it has experienced collisions. The findings, ...

Two near-Earth asteroids are estimated at trillions in potential value and a massive body like 16 Psyche is often cited as large enough to create unprecedented market effects and wealth.

Contrary to allegations that 31/ATLAS is potentially hostile alien tech, the Manhattan-sized comet could provide potentially ...