Media Advisory: LightSail 2 Will Attempt Solar Sail Deployment on Tuesday, July 23

Media Advisory
July 19, 2019

Danielle Gunn
Email: [email protected]
Phone: +1-626-793-5100

Katie Gommel
Email: [email protected]
Phone: +1-202-280-2398

The Planetary Society's LightSail 2 spacecraft is almost ready to go solar sailing! After a successful launch on June 25 from the Kennedy Space Center, aboard SpaceX’s Falcon Heavy, LightSail 2 has been cleared for a possible sail deployment attempt on Tuesday, July 23. The solar sail is set to deploy during a ground station pass that starts at roughly 2:22 PM ET/11:22 AM PT with a backup pass starting at 4:07 PM ET/1:07 PM PT. Learn more here.

What: LightSail 2 Solar Sail Deployment

When: Between 11:22 PDT to 13:07 PDT on July 23

Where: Live-streamed and live-blogging
**In-person viewing available at Cal Poly San Luis Obispo in California.

The LightSail 2 is The Planetary Society's historic, crowdfunded spacecraft mission demonstrate solar sailing around the Earth. After launch, Planetary Society CEO Bill Nye said, "We are advancing space science and exploration. We are democratizing space. We are innovating."

Additional LightSail 2 resources

About The Planetary Society

With a global community of more than 2 million space enthusiasts, The Planetary Society is the world’s largest and most influential space advocacy organization. Founded in 1980 by Carl Sagan, Bruce Murray, and Louis Friedman and today led by CEO Bill Nye, we empower the public to take a meaningful role in advancing space exploration through advocacy, education outreach, scientific innovation, and global collaboration. Together with our members and supporters, we’re on a mission to explore worlds, find life off Earth, and protect our planet from dangerous asteroids. To learn more, visit