Journey beyond the asteroid belt to explore the solar system's majestic giants and mysterious outer reaches. We break down the science of Jupiter's eternal storm, Saturn's iconic rings, and the frozen ...

Asteroid 2022 RD2 is a near-Earth object that could become a temporary moon, then later a potential crash risk for the planet later this century. - NASA / JPL-Caltech illustration Scientists have ...

It’s been called a moonlet. Sister moon. You could even call it a moon “buddy,” a companion or quasi-satellite, if you will, to our steady lunar neighbor. Astronomers say a tiny asteroid, called 2025 ...

Scientists already knew this could be a doozy. Astronomers previously estimated if 2024 YR4 hits the moon, it could form a crater about one kilometer wide and release some 100 million metric tons of ...

Some planets in our solar system have an incredible amount of moons. Jupiter has 95, with names like Ganymede and Europa. Remarkably, though, Saturn has almost three times that number, including the ...

Around December 2032, the Moon might host a very violent guest. A 60-meter-wide asteroid known as 2024 YR4 currently has a 4.3% chance of slamming into the lunar surface. It sounds like small odds, ...

The recently spotted asteroid 2025 PN7 appears to be the source of the rumor mill about Earth's supposed second moon. Earth has several quasi-moons that get their name due to the fact that they ...

A mile-wide asteroid known as 2005 UK1 will safely pass Earth on Jan. 12, 2026. Image from Gianluca Masi/Virtual Telescope Project www.virtualtelescope.eu A massive near-Earth asteroid of “planet ...

The discovery of a new celestial object in the Earth's neighborhood has created a buzz online asking whether the planet now has a second moon in its orbit. Any thoughts that Earth is now going to be ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. The stargazing calendar for 2026 gets off to a bit of a contrary ...