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Stories, updates, insights, and original analysis from The Planetary Society.

The Tianlin Space Telescope

China is in the early stages of planning a huge space observatory to help answer the matter of whether we are alone in the galaxy.

Moonshadow, Moonshadow

The Moon casts shadows on itself and on Earth, environmental concerns overshadow a test launch’s success, and exoplanets are awesome (beyond a shadow of a doubt).

Spectacularly crepuscular!

Curiosity captures crepuscular rays on Mars, a new member community launches, and solar sailing takes exploration into the future.

Proximity and distance

Looking at planets and moons from near and far, and figuring out how to get all the way out there.

LightSail Launch Event

LightSail 2’s launch window opens on June 22, and we are finalizing plans for our launch viewing celebrations. Once we have finished coordinating the details with the Air Force’s STP-2 mission team and the Kennedy Space Center, we will share them with all of our members and backers so that you can join us in person or remotely via the internet.

SLS CubeSats to Set Sail for Deep Space

When SLS launches Orion to the moon in 2018, a fleet of deep space CubeSats will come along for the ride, including a solar sailing spacecraft similar to LightSail.

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