NPR's Ailsa Chang speaks to astronomer Sarah Greenstreet about her team's new discovery of the fastest-spinning large asteroid known to man.

NEW ORLEANS — There’s about a 4 percent chance that a building-sized asteroid will hit the moon in 2032. Moreover, there’s about a 1 percent chance that the asteroid, dubbed 2024 YR4, will not only ...

NASA is monitoring a bus-sized asteroid that’s soaring towards Earth at nearly 8,000 miles per hour, according to the space agency's Center for Near Earth Object Studies (CNEOS). Estimated to measure ...

Samples taken from the asteroid Bennu are continuing to shed light on the origins of the solar system. Scientists have been studying the samples since NASA's Osiris-REx spacecraft carried them back to ...

The discovery and swift monitoring of asteroid 2024 YR4 earlier this year represented Earth's first real-life planetary defense test. When you purchase through links on our site, we may earn an ...

One of the most elegant theories about the origins of life on our planet is that it was kick-started by a delivery from outer space. This idea suggests that prebiotic molecules—the building blocks of ...

An asteroid named YR4 is on a potential collision course with the moon, with NASA estimating a 4% chance of impact in 2032. While the scenario might sound like a Hollywood plot, scientists are ...

At this point in history, astronomers and engineers who grew up watching "Deep Impact" and "Armageddon," two movies about the destructive power of asteroid impacts, are likely in relatively high ...

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed flourishing communities. Alamosaurus was one of the last dinosaurs from ...

Add Yahoo as a preferred source to see more of our stories on Google. Asteroid 2024 YR4 as captured by NASA's James Webb Space Telescope using both its NIRCam (Near-Infrared Camera) and MIRI ...

Millions of asteroids are currently zipping through our solar system. These rocky remnants of the early solar system receive extra attention when their itinerary brings them too close to Earth—which, ...

Astronomers have reportedly discovered a skyscraper-sized asteroid moving through our solar system at a near record-breaking pace. The asteroid, named 2025 SC79, circles the sun once every 128 days, ...