There are about a million near-Earth asteroids that are large enough to substantially damage or destroy a major city. With current space technology, scientists know how to deflect the majority of hazardous near-Earth objects. But prevention is only possible if nations work together on detection and deflection.
This Friday, October 25, hear from a group of astronauts and cosmonauts on the risks and the steps that are needed to avoid these potential disasters in a discussion hosted by Neil deGrasse Tyson. We’ll live stream it at amnh.org/live starting at 11 am EST.