Asteroid 2024 DW flew about 139,000 miles (224,000 km) away from Earth. The space rock was estimated to be about 43 feet wide (13 m). Credit: Space.com | animation: NASA/JPL-Caltech | edited by Steve ...
European Space Agency says there is a chance up to 2,000 of them could hit Earth and only 30% are thought to have been spotted - leaving 70% swirling around in space ...