2025 MN45 isn't the overall spin-rate record holder. Astronomers have found a number of small asteroids — those just a few ...

Lying between Mars and Jupiter is a massive ring of rock debris—the asteroid belt. Now thin, it’s fading away gradually. In a new study, planetary scientist Julio A. Fernández of Uruguay’s Universidad ...

With data collected months before its main survey is due to begin, the Vera C. Rubin Observatory is already upending what we ...

Michael Jura and Catherine Chen reported their most recent findings at the annual meeting of the American Astronomical Society. "We chose to study zeta Leporis because it was known from IRAS (the ...

Astronomers analyzing data from NSF–DOE Vera C. Rubin Observatory, jointly funded by the U.S. National Science Foundation and ...

Way out there in the asteroid belt is an object that's spinning so fast, scientists are surprised it hasn't flown apart.