Smashing stuff into approaching asteroids—"kinetic impact," as the nerds say—is only one method among many and may not ... in such a scenario, and the US should continue to conduct planetary ...

In reality, even as the near-Earth asteroid 2024 YR4 was moving away, ground-based telescopes were able to gather enough observations to get a better handle on its orbit. So we can safely take a deep ...

The space rock caused quite a stir after astronomers first spotted it last year on a trajectory bringing it uncomfortably close to Earth in 2032.

Over a 12-year mission, Lucy is scheduled to visit a total of 11 asteroids across two swarms that are leading and trailing Jupiter. Still, every asteroid counts for this mission, and a new paper ...