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Our journalists and guest bloggers bring you stunning imagery and the space stories that matter most.

LightSail Workshop Recaps Lessons Learned from Test Mission

Jason Davis • July 16, 2015 • 3

The LightSail team held a workshop in Pasadena to discuss lessons learned from the test mission and plan for the second flight in 2016.

LightSail Project Manager Passes Torch

Jason Davis • July 01, 2015

LightSail project manager Doug Stetson, who helped bring the program from a storage shelf to low-Earth orbit, is passing the torch.

Thank You, LightSail Trackers

Jason Davis • June 19, 2015 • 2

A thank-you to all the space enthusiasts who helped track LightSail during its 25-day test mission.

LightSail Test Mission Ends with Fiery Reentry

Jason Davis • June 15, 2015 • 7

The LightSail test mission is officially over. Following a 25-day stay in low-Earth orbit, the spacecraft tumbled back into Earth’s atmosphere Sunday afternoon.

Tonight I Glimpsed LightSail

Bill Nye • June 14, 2015 • 8

Tonight, for the first time, I glimpsed our spacecraft with my own eyes. It was just the faintest pinprick against the bright lights of the big city. But, there it was right on time and exactly per the coordinates.

In Pictures: LightSail’s Final Days in Space

Jason Davis • June 12, 2015 • 7

LightSail’s brief stay in orbit is almost over. Here are a few photos and videos of the spacecraft from observers around the world.

Pretty (Partial) Picture: LightSail Catches a Glimpse of Earth

Jason Davis • June 10, 2015 • 3

With the team still trying to download an image from LightSail's second camera, Emily Lakdawalla processed a partial image from the first camera that contains a slice of Earth.

LightSail Test Mission Declared Success; First Image Complete

Jason Davis • June 09, 2015 • 22

The Planetary Society’s LightSail test mission successfully completed its primary objective of deploying a solar sail in low-Earth orbit.

Sails in Space: Partial Photo, Video and Light Curve (Updated)

Jason Davis • June 08, 2015 • 7

It’s official: The sails are out. This afternoon, LightSail mission controllers downlinked a partial image of the spacecraft’s solar sails in space.

Deployment! LightSail Boom Motor Whirrs to Life

Jason Davis • June 07, 2015 • 16

LightSail's tiny solar sail deployment motor sprung to life Sunday afternoon, marking an important milestone for The Planetary Society’s nail-biting test mission.

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