We Nudged an Asteroid's Orbit by 32 Minutes. Nobody Knows Why It Worked So Well.
In 2022, NASA's DART spacecraft slammed into the asteroid Dimorphos and shifted its orbit by 32 minutes — 25 times more than the mission needed to call itself a success. Nobody can fully explain why it worked that well. Four years later, ESA's Hera probe is heading to the scene to measure the damage and find out.