An artist's illustration shows the James Webb Space Telescope peering out into the solar system toward the asteroid belt. Ella Maru and Julien de Wit Every few years, an asteroid that’s about the size ...
Astronomers have found a way to spot the smallest, 'decameter,' asteroids within the main asteroid belt. They used their approach to detect more than 100 new asteroids, ranging from the size of a bus ...
Over the past 200 years, astronomers have cataloged over a million asteroids in the solar system’s main belt, down to the size of around a kilometer in diameter. But smaller asteroids were elusive — ...
An artist’s illustration of NASA’s James Webb Space Telescope revealing a population of small asteroids in the main asteroid belt. The asteroid that extinguished the dinosaurs is estimated to have ...
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