Ground-based radar could be one of our best tools against asteroids, according to a new decadal study

An illustration of the new radar system being developed by the National Radio Astronomy Observatory and the Green Bank Observatory. (Image credit: Sophia Dagnello, NRAO/AUI/NSF)

Could radar telescopes hold the key to protecting planet Earth?

According to the new decadal survey from the National Academies of Sciences, Engineering, and Medicine, one of the best tools to help protect the planet against the impact of near-Earth objects (NEOs) like asteroids is ground-based planetary radar. .