NASA's DART asteroid impact test left a trail over 6,000 miles long

NASA's successful asteroid impact test created a beautiful mess, apparently. As the Associated Press reports, astronomers using the Southern Astrophysical Research (SOAR) Telescope in Chile have captured an image revealing that DART's collision with Dimorphos left a trail of dust and other debris measuring over 6,000 miles long. The spacecraft wasn't solely responsible -- rather, the Sun's radiation pressure pushed the material away like it would with a comet's tail. The trail is only likely to ...