The number 40,000 might not sound particularly dramatic, but it represents humanity's growing catalog of near-Earth asteroids ...

STARKVILLE, Miss.—A Mississippi State University faculty member has made a celestial discovery in Starkville: the first ...

NASA's Perseverance rover discovers shiny metallic rock on Mars that could be a meteorite from an ancient asteroid, ...

Sending humans safely to Mars will require breakthroughs in life support, resource management, sustainable food production, 3D printing for materials and medicine, and AI. Image: Shutterstock The UAE ...

You may have heard a lot of online chatter about Earth's two moons recently, but that doesn't quite get the discovery right. Earth still only has one true natural satellite — our 2,159-mile-wide moon ...

In the distant past, the solar system was rife with impacts and collisions. Millions of rocky objects zoomed chaotically through the system, smashing into each other in collisional cascades. Over time ...

No, Earth will not have "two moons until 2083," but asteroid 2025 PN7 has joined Earth's orbital path, with the tiny fleet of space rocks set to trail Earth's orbit until 2083 before the sun pulls it ...

Earth has a near miss—twice—after two small asteroids seemingly passed alarmingly close to the planet, less than two days apart, one of them going completely unnoticed until hours after it had already ...

An asteroid was spotted whizzing past Earth last week in the second closest approach to the planet ever recorded, according to authorities. Asteroid 2025 TF soared over Antarctica just before 9 p.m.

After NASA smashed a spacecraft into an asteroid, its orbit slowly but surely changed over the next month, and astronomers can’t explain why. In 2022, the Double Asteroid Redirection Test (DART) flew ...

Supermassive black holes may not be as massive as previously thought, according to a new discovery by scientists. Astronomers from the University of Southampton, working with colleagues from France, ...