Our journalists and guest bloggers bring you stunning imagery and the space stories that matter most.
• December 12, 2014
The Planetary Society's LightSail spacecraft successfully completed testing to prepare it for a possible 2015 test flight.
• November 13, 2014
The Planetary Society's LightSail-A spacecraft is less than three weeks away from an expected go/no-go decision on whether the CubeSat will be launched into space for a shakedown cruise next year.
• October 30, 2014
LightSail's random vibration test, meant to simulate the stress of an Atlas V rocket launch, shook loose new problems that the team will have to address.
• October 15, 2014
The Planetary Society's LightSail 1 spacecraft is close to completing a final series of tests that pave the way for a possible 2015 test flight. But as deadlines loom, a new problem has sent the team scrambling to make a quick repair.
• September 30, 2014
We have more multimedia from LightSail's day-in-the-life test, as well as a request for some community image processing help.
• September 24, 2014
The Planetary Society's LightSail spacecraft passed a major system test in which its solar sails were deployed for the first time in two years.
• September 03, 2014
Two weeks after radio anomalies scrubbed LightSail's day-in-the-life test, the team continues to close in on the source of the problem.
• August 22, 2014
A pesky radio problem that has occasionally stymied LightSail has returned, scrubbing the mission's day-in-the-life test.
• August 12, 2014
LightSail-A's radio system has been fixed, and the spacecraft is now preparing for its August 20 day-in-the-life test.
• August 07, 2014
Watch a recap of The Planetary Society's live LightSail Launch Announcement, which took place July 9 at the KPCC Crawford Family Forum.
Become a member of The Planetary Society and together we will create the future of space exploration.
LightSail 2 will launch aboard the SpaceX Falcon Heavy. Be part of this epic point in space exploration history!