Tianwen, which means "questions to heaven," is the name given to China's program of robotic Solar System exploration. Tianwen ...

Learn how ice crystallizes on the surface of Europa, a moon of Jupiter, may hold promise for signs of extraterrestrial life ...

Summer is almost underway across the Northern Hemisphere, and with it comes the warmest weather and some of the most ...

May 30 presents a perfect opportunity to spot Mare Crisium — a dark Nevada-sized patch — etched into the delicate curve of ...

Using a newly developed adaptive optics system called Cona, scientists peered through Earth's turbulent air to reveal the sun ...

The small world was found during a search for the hypothetical Planet Nine, and astronomers say the next time it will reach ...

NASA's Perseverance rover is exploring a new Mars region called Krokodillen, which is thought to harbor some of the oldest and most intriguing rocks on the Red Planet.

U.S. astronomers hunting for "Planet Nine" have instead stumbled on what appears to be a new dwarf planet in the solar system's outer reaches.

It's an evocative idea that has long bedevilled scientists: a huge and mysterious planet is lurking in the darkness at the ...

Yet another SpaceX rocket should soon be visible in parts of Arizona's skies as it gets off the ground from neighboring California.

Yet another SpaceX rocket should soon be visible in the Southern California skies as it gets off the ground from the Vandenberg Space Force Base.

Video: You can watch the full Brain Busters 2025 finale in the video player above. Congratulations to our finalists, Manheim Township and Penn Manor, and to all the other schools that competed during ...