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Chris McLean

Chris McLean

Chris McLean

Chris McLean is the Principal Investigator of Green Propellant Infusion Mission that launched aboard the same SpaceX Falcon Heavy rocket as The Planetary Society's LightSail 2 spacecraft during the STP-2 mission.

Learn more about the Green Propellant Infusion Mission.

Latest Planetary Radio Appearance

LightSail Takes Flight!

July 03, 2019 • 50:29

A giant SpaceX Falcon Heavy lifted off in the early hours of June 25th. One week later, the LightSail 2 solar sail was released to begin its epic mission. You’ll join the thrilling launch, meet LightSail team members and leaders of other missions, and get a solar sail update in this very special episode.

Bill Nye and people
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LightSail 2

LightSail 2 launched aboard the SpaceX Falcon Heavy. Be part of this epic point in space exploration history!


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