A niche corner of the commercial space sector is attracting attention from United States national security planners, not because of its economic promise, but because of the technical problems it is ...

Saturn may be one of the most beautiful planets in the solar system, but reaching it is brutally difficult. Sitting 1.3 ...

A new study shows that the event that wiped out the dinosaurs caused only a small drop in shark and ray species at the same ...

Most near-Earth asteroids are thought to drift in from the main asteroid belt. But a small subset may have a much closer origin: the moon. One intriguing example is 469219 Kamoʻoalewa (2016 HO3), an ...

On January 22, 2003, NASA's Pioneer 10 spacecraft beams its last data transmission back to Earth. Pioneer 10 was NASA's first mission to the outer planets. It was the first spacecraft to fly through ...

China is planning a kinetic impact demonstration mission to test the feasibility of defending Earth against potentially hazardous asteroids, a senior space scientist revealed at an international ...

The telescope's view of a portion of the Virgo Cluster is bombarded by asteroids, captured as tricolored streaks. Credit: RubinObs / NOIRLab / SLAC / NSF / DOE / AURA A new telescope in Chile has ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Astronomers have spotted an asteroid the size of nearly eight ...

Scientists have discovered the fastest-spinning asteroid sized over 0.3 miles in diameter, which is rotating about once every two minutes. Dubbed 2025 MN45, the space rock is some 2,300 feet across ...

Way out there in the asteroid belt is an object that's spinning so fast, scientists are surprised it hasn't flown apart. Reading time 3 minutes Researchers have identified 19 super- and ...

An artist’s conception zeroes in on a main-belt asteroid called 2025 MN45, which makes a full rotation in less than two minutes. (Credit: NSF-DOE Vera C. Rubin Observatory / NOIRLab / SLAC / AURA / P.