A Q&A with Lindley Johnson, a pioneer in blueprinting warning and response scenarios to any potential impact of Earth by an asteroid or comet.

'Planetary defense is knowing what's out there and what could do harm to us.' Meet the scientist who helped build NASA's asteroid response plan

Source: space
Source Link: https://www.space.com/the-universe/asteroids/planetary-defense-is-knowing-whats-out-there-and-what-could-do-harm-to-us-meet-the-scientist-who-helped-build-nasas-asteroid-response-plan