A new analysis estimates that the asteroid belt is steadily losing mass each year, and may not be as permanent a feature of ...

Between the orbits of Mars and Jupiter lies a ring-shaped region called the asteroid belt, home to the vast majority of our solar system’s space rocks. The asteroid belt is as old as the solar system ...

If such ‘twilight’ asteroids approach Earth, "they could pose serious impact hazards," warned the astronomer behind the ...

On May 9, a stadium-sized potentially hazardous asteroid will pass by Earth, and you can watch the flyby happen in real time courtesy of a livestream from The Virtual Telescope Project. The main belt ...

On April 20, NASA’s Lucy spacecraft made a pivotal encounter with the main-belt asteroid Donaldjohanson. Capturing high-resolution images of the asteroid in a critical “dress rehearsal” ahead of its ...