lindley johnson

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DARTing Forward in Planetary Defense | Lindley Johnson | TEDxFoggyBottom

0:28:37

CCCR 2020 Lindley Johnson - What if the Dinosaurs had had a Space Program?

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How NASA's planetary defense officer defends us from asteroids

0:07:24

Watching the Skies: Lindley Johnson

1:01:03

Deadly Asteroids: Can We Spot Them in Time? - NASA's Lindley Johnson and Ed Lu (Full Session)

0:53:45

SGU Keynote - Lindley Johnson, NASA Planetary Defense Coordination Office

1:03:39

WATCH: NASA Asteroid Redirection Test Media Briefing - Livestream

0:04:40

Who Defends Earth From Asteroids? - Cheddar Explains

0:21:50

Planetary Defense with Lindley Johnson

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Planetary defense test targeting harmless asteroid nearly 7 million miles from Earth

0:02:11

The huge gap in NASA's asteroid-tracking technology

0:05:28

NASA formalizes armageddon office

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NASA launches historic, asteroid-deflecting mission to practice saving Earth

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Meet NASA's Planetary Defense Officer

0:02:56

Local experts react to NASA 'planetary defense test'

3:11:22

Watch live: NASA's DART first-ever test of planetary defense with Asteroid Dimorphos | DW News

0:19:13

NASA Exploration Science Forum 2017 - Day 2 (Main Room) - Victoria Friedensen, Lindley Johnson

0:39:41

35 SBAG20 Lindley Johnson

0:30:12

Episode #17: Gravity Assist: Asteroid Hunting with Lindley Johnson

0:44:13

Lindley Johnson & Kelly Fast September 2018 Lecture to NOVAC: PHOs & Planetary Impact Mitigation

0:30:11

Gravity Assist: Asteroid Hunting with Lindley Johnson

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Brace for impact: NASA conducting 1st Planetary Defense test mission next week

0:22:13

NASA’s DART mission and near-Earth asteroids + a new addition to the U.S. Space Force in 2022

0:03:08

Aspen Ideas: Are We Playing Cosmic Roulette?