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Celebrating One Year of Solar Sailing

The Planetary Society's LightSail 2 spacecraft has been in space a full year. Learn about our extended mission, join us on 25 June for a live celebration, and hear our team members discuss what we've accomplished.

Our Commitment to Work Against Racism

Many of us are having a hard time looking up right now. It’s a painful moment. We here at The Planetary Society recognize we must do more to support Black people, including Black people who love space. Read our initial response from CEO Bill Nye and watch Nye speak with retired NASA astronaut Leland Melvin.

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A Conversation: Leland Melvin and Bill Nye

Retired NASA astronaut Leland Melvin joins Bill Nye, CEO of The Planetary Society, in a wide-ranging conversation about recent space milestones and how racial inequality afflicts space exploration.

Get Ready for Mars

Next month, 3 countries are launching 3 new missions to Mars. We've got everything you need to get ready.

The Downlink

Our weekly newsletter is your toolkit to learn more about space, share information with your friends and family, and take direct action to support exploration. View past issues at planetary.org/downlink and sign up to receive The Downlink in your email at planetary.org/connect.

Your Guide to Planetary Missions & Worlds

We're building guides to the worlds of our solar system and beyond, and the missions that visit them. See the latest new pages we've published.

Planets & Other Worlds

Jupiter

Saturn

More Blogs & Articles

161 meetings. 115 members. 28 states. 1 Day of Action.

Casey Dreier • February 13, 2020

More than one hundred Planetary Society members from near and far advocated for space science and exploration in Washington, D.C. on 10 February 2020.

The Downlink: Mars 2020 Ready to Ship, Christina Koch Sets New Record

Jason Davis • February 07, 2020

Planetary exploration news for busy people

The Downlink: Spitzer Says So Long, Voyager 2 Recovering after Glitch

Jason Davis • January 31, 2020

Planetary exploration news for busy people

Star Trek: Picard Gets the Martian Landscape Right

Emily Lakdawalla • January 29, 2020 • 1

The visual effects for the new television series Star Trek: Picard show a wonderfully realistic Mars in panoramic views that obviously rely upon NASA and ESA imagery. This article is spoiler-free except for the disclosure of an important event depicted in the opening moments of the show.

Is the Moon a Stepping Stone or a Cornerstone for Mars?

Casey Dreier • January 26, 2020 • 8

New legislation proposed in the House of Representatives would radically shift NASA's human spaceflight efforts away from the Moon and back to Mars.

The Downlink: Crew Dragon Completes Crucial Test, More Mars Mole Problems

Jason Davis • January 24, 2020 • 3

Planetary exploration news for busy people

The Downlink: Ganymede's North Pole, A New Asteroid to Explore

Jason Davis • January 17, 2020 • 3

Planetary exploration news for busy people

NASA Rings in the New Year with $22.6 billion

Casey Dreier • January 10, 2020 • 6

NASA's final 2020 budget rejected every major cut proposed by the Trump Administration, increased funding for popular congressional projects such as the Space Launch System, and underfunded several key administration proposals, including a human-qualified lunar lander and low-Earth orbit commercialization projects.

Here's What We've Learned So Far from LightSail 2

Jason Davis • January 10, 2020

A new paper recaps mission events, discusses solar sail performance, and describes how the spacecraft's orbit has changed.

The Downlink: New Earth-size Exoplanet Found, Meteor Shower Seen from ISS

Jason Davis • January 10, 2020 • 1

Planetary exploration news for busy people

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