The groups have organized Earth Day Cleanup Activities since 2000. This year, they opted to allow the entire student body — kindergarten through 12th grade — to participate in an aluminum can ...

"They can penetrate metal on satellites, hit circuit boards, and can be carcinogenic if they hit a person in space." ...

The Hera spacecraft successfully launched toward the asteroids Didymos and Dimorphos on Oct. 7, meant to follow up on NASA's ...

Earth will get a second moon for about two months this year when a small asteroid begins to orbit our planet. The asteroid was discovered in August and is set to become a mini-moon, revolving ...

Earth will get a second moon for about two months this year when a small asteroid begins to orbit our planet. The asteroid was discovered in August and is set to become a mini-moon, revolving ...

Astronomers spotted a potential Earth-size rocky world orbiting a white dwarf, suggesting a future in which our planet outlives its star. By Jonathan O’Callaghan In six billion years the sun ...

Say hello to Earth’s temporary new mini-moon. From Sept. 29 to Nov. 25, a passing asteroid will be pulled in by Earth’s gravity — sort of like a window shopper — before returning to its ...

Earth is about to pluck a second moon from an asteroid belt — but we only get this mini-moon for 57 days. It's an asteroid about the size of a school bus, at 35 feet long, and it has a typical ...

Earth tends to pull asteroids into partial or full orbits around it regularly before they are flung back out into space. Artist’s impression of asteroid in space (NASA/JPL-Caltech) For instance ...

The asteroid will orbit the Earth for about two months starting from Sept. 29. The Earth is getting a second moon for a limited time beginning the end of September. An asteroid will come close ...

Beginning Sunday, Earth's skies will soon have a temporary visitor. On September 29, an asteroid dubbed 2024 PT5 will become a "mini-moon" of sorts, temporarily entering Earth's orbit for almost ...