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From the Solar Sail Symposium in New York

Louis D. Friedman • July 21, 2010

This week, Bill Nye and I are attending the International Solar Sail Symposium at the New York College of Technology.

Observing the Martian Atmosphere for Two Mars Years

David Kass • July 13, 2010

June 29, 2010 was the second Martian anniversary of the start of Mars Climate Sounder (MCS) observations at Mars.

LightSail 1 Passes Critical Design Review

Louis D. Friedman • June 28, 2010

LightSail 1, the Planetary Society's new ultra-light Cubesat-based solar sail spacecraft, has passed its Critical Design Review.

LightSail 1 Passes Critical Design Review

Louis D. Friedman • June 25, 2010

LightSail 1, the Planetary Society's new ultra-light Cubesat-based solar sail spacecraft, has passed its Critical Design Review.

Apply for a Shoemaker NEO Grant! Deadline extended to June 24

Emily Lakdawalla • June 08, 2010

Amateur astronomers, get your proposals in for this year's round of Shoemaker NEO Grants!

Firming Up the Spacecraft Design

Louis D. Friedman • May 27, 2010

The LightSail 1 spacecraft development is proceeding well. Our engineering team has completed crucial milestones to building the vehicle that will demonstrate the value and potential of using sunlight alone to propel exploratory craft through space.

Photos of your names on the IKAROS spacecraft

Emily Lakdawalla • May 14, 2010

IKAROS, Japan's solar sail, is nearly ready for launch, piggybacked behind the Venus orbiter Akatsuki.

Akatsuki and IKAROS getting ready for launch, with your names aboard

Emily Lakdawalla • May 07, 2010

I've been so focused on the dramatic return of "Mr. Hayabusa" that I've neglected to write much about two up-and-coming Japanese missions: Akatsuki and IKAROS.

Making a difference through the Shoemaker NEO Grants

Emily Lakdawalla • March 18, 2010

Amir Alexander has just posted an update on the activities of the most recent winners of the Shoemaker NEO Grants.

Updates on Shoemaker NEO Grant Recipients

Bruce Betts • March 18, 2010

Our past Shoemaker NEO grant recipients have once again shown themselves to be a hardworking and enterprising group.

Propose for a Shoemaker Near Earth Object Grant

Emily Lakdawalla • March 17, 2010

Are you a serious amateur astronomer who enjoys the challenge of following up on the discoveries of faint near-Earth objects?

Planetary Society Researcher Max Rocca Discovers Largest Impact Crater in South America

Amir Alexander • February 13, 2010

It was January of 2004 when the elegant curve of the Vichada first caught the attention of geologist Max Rocca of Buenos Aires. Could the course of the river have been shaped by the circular outlines of an impact crater? Rocca decided to find out.

WISE has found its first comet, P/2010 B2 (WISE)

Emily Lakdawalla • February 08, 2010

Having discovered its first asteroid on January 12, Wide-field Infrared Survey Explorer (WISE) has now officially discovered its first comet, P/2010 B2 (WISE).

What Will Be the Top Space Story in 2010?

Susan Lendroth • December 22, 2009

What do you think will be the top trend in space in 2010? In his Cosmic Log on MSNBC, Alan Boyle suggests that The Planetary Society's solar sailing project may be a contender.

Send Your Name to Venus, now with a certificate!

Emily Lakdawalla • December 09, 2009

I wrote a few weeks ago about a new Send Your Name to Venus campaign conducted by the Akatsuki mission. Now The Planetary Society has arranged with JAXA to collect names and messages on our website.

LightSail Garners News Headlines

Susan Lendroth • November 13, 2009

The Planetary Society's new solar sail project -- LightSail -- has generated headlines and hundreds of news stories since it was announced on Monday.

LightSail Featured on NPR's Science Friday

Susan Lendroth • November 12, 2009

Our Executive Director Lou Friedman joins host Ira Flatow on NPR's Science Friday -- November 13 -- for a live chat about The Planetary Society's exciting new solar sail project.

A million dollars says The Planetary Society can make a solar sail fly

Emily Lakdawalla • November 09, 2009

The Planetary Society announced today that an anonymous donor has put up one million dollars to help us get a solar sail in flight.

FINDS Exo-Earths Starts Up: Testing the Prototype

Debra Fischer • October 30, 2009

The prototype that Julien constructed in the lab was taken to Lick Observatory, and we had our first-light run with the fiber in July.

Optical SETI's Growing Capabilities

Paul Horowitz • October 28, 2009

Often, the phrase “next steps” has been known to describe things that don't actually happen. But for The Planetary Society's All-sky Optical SETI, it's different. Here's what's happened in the last year.

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