NASA needs to update its rules on how to keep the Solar System clean, report says

For 50 years, NASA has followed a rigorous set of guidelines to prevent the contamination of other worlds while exploring the Solar System — but it may be time those guidelines got an update. That’s according to a new report from National Academies of Sciences, Engineering, and Medicine, which did a thorough review of NASA’s policies for limiting interplanetary contamination. The organization says that NASA’s much more complex space missions and a rapidly expanding priva