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LightSail 2 Integrated with Prox-1 Carrier Spacecraft

Jason Davis • May 09, 2019 • 2

The Planetary Society's solar sailing CubeSat is officially on the road to launch.

Mars Used to Have Water, But We Can't Explain How

Kaushik Mitra • May 07, 2019 • 7

Although we have acquired compelling evidence of flowing liquid water on early Mars, the fundamental question about how water could be stable under Martian atmospheric conditions remains unsolved.

Here’s an Update on Hayabusa2’s Crater-Creating Explosion

Jason Davis • May 03, 2019 • 3

Hayabusa2's SCI experiment fell toward Ryugu for 40 minutes before detonating about 300 meters above the surface.

Accuracy Can Be Fun!

Emily Lakdawalla • May 01, 2019 • 2

Last week, designer Thomas Romer of Chop Shop Studio launched a Kickstarter to support the creation of a new product: Planetary Blocks. Emily Lakdawalla worked closely with Chop Shop to create an accurate and fun block set.

Chandrayaan-2 Launch Delayed until July

Jason Davis • April 30, 2019

India's combination lunar orbiter, lander, and rover spacecraft was previously scheduled to lift off in May.

The Planetary Society Announces 2019 Call for Proposals for Shoemaker NEO Grant Program

Bruce Betts • April 29, 2019

Our grants fund amateur observers, underfunded professional observers, and observers in developing countries who make vital contributions to NEO research.

The Mars Exploration Rovers Update: The Final Report

A.J.S. Rayl • April 26, 2019 • 6

It’s a fall afternoon at Endeavour Crater. The summer winds finally lost their energy and the dust storm season is over. But there are no more signals coming from Earth. No more comm sessions with the orbiters. Nothing like it used to be.

What Can We Learn from a Failed Return to the Moon?

Casey Dreier • April 26, 2019 • 8

Thirty years ago, President George H.W. Bush announced an ambitious program to return humans to the Moon. It failed. Today the Trump Administration wants the same thing. Can a failed lunar return effort help this one succeed?

Curiosity Update, Sols 2313-2387: Two New Drill Holes Despite Memory Problems

Emily Lakdawalla • April 25, 2019

The Curiosity team is touring Glen Torridon, the Valley of Clay, south of Vera Rubin Ridge, happily photographing everything and zapping rocks. It’s clearly a delight for the team to be in a place they’ve been hoping to reach for 7 years.

How Your Donations are Helping Planetary Society Asteroid Hunters

Jason Davis • April 25, 2019

Each year, we ask our Shoemaker NEO Grant winners to help us tell the world about their work. Here's what they said.

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