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

The Cost of Perseverance, in Context

The cost of the Perseverance rover disappears into the noise of U.S. spending and represents a more modest investment than you might think.

Our Submissions to the Planetary Science Decadal Survey

Advocating for space at every step in the process, The Planetary Society submitted two papers to the forthcoming planetary science decadal survey—one on the search for life and one on the importance of planetary defense.

A ring of fire and Titan’s explosive volcanoes

All the latest space news, plus ways you can celebrate and advocate for space.

NASA's Commercial Crew Program is a Fantastic Deal

NASA's commercial crew program stands to be the agency's lowest-cost human spacecraft effort in nearly 60 years.

Dive deep into the history of planetary exploration funding

This unique, comprehensive dataset includes the full budget history, by year, of every NASA planetary science mission and related activities.

Your Impact: March Equinox 2020

Celebrating Shoemaker Grant winners, Society awards, and volunteer efforts around the world.

Two Mars Missions Are Gutted Despite Near-Record Funding for Planetary Science

A new budget submission from the White House would continue record-high funding for planetary science, but proposes deep cuts to 2 productive Mars missions and defers funding for deep space telescope dedicated to finding hazardous near-Earth objects.

161 meetings. 115 members. 28 states. 1 Day of Action.

More than one hundred Planetary Society members from near and far advocated for space science and exploration in Washington, D.C. on 10 February 2020.

Is the Moon a Stepping Stone or a Cornerstone for Mars?

New legislation proposed in the House of Representatives would radically shift NASA's human spaceflight efforts away from the Moon and back to Mars.

NASA Rings in the New Year with $22.6 billion

NASA's final 2020 budget rejected every major cut proposed by the Trump Administration, increased funding for popular congressional projects such as the Space Launch System, and underfunded several key administration proposals, including a human-qualified lunar lander and low-Earth orbit commercialization projects.

The Most Important Space Policy Events of the 2010s

The end of the Space Shuttle, the rise of public-private partnerships, and the return to the Moon. As the 2010s come to a close, what were the most impactful events that shaped U.S. space policy?

How the European Space Agency Does Planetary Defense

Defending the planet from the hazard of potential asteroid impacts requires investments from the whole world. In Europe, the European Space Agency (ESA) and the European Union both support work to understand and mitigate the threats from near-Earth objects.

How NASA's Planetary Defense Budget Grew By More Than 4000% in 10 years

NASA used to spend more on travel for its employees at headquarters than it did on finding dangerous near-Earth asteroids. Now it’s building asteroid-hunting space telescopes. What changed?

Registration Is Now Open for the 2020 Day of Action

Join The Planetary Society and advocate for space in Washington, D.C. this 9 - 10 February 2020.

Your Impact: September Equinox 2019

Your LightSail 2 spacecraft is in space, controlling its orbit solely on the power of sunlight.

Is a $2 Billion Prize for Landing on the Moon a Good Idea?

Though prize incentives can be useful for certain problems, huge cash payouts for human spaceflight are not good policy.

NASA, ESA Officials Outline Latest Mars Sample Return Plans

The current strategy includes the Mars 2020 rover, a lander carrying a rover and ascent vehicle, and an Earth return orbiter.

What the recent budget deal means for NASA

A bigger budgetary pie allows the space agency's budget to grow—for one year at least.

Orion Completes Critical In-Flight Abort Test

The test showed Orion can blast itself away from the Space Launch System if the big rocket fails while attempting to fly to orbit.

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Space is vast. There's a lot of exploring to do.

You can increase discoveries in the worlds of our solar system and beyond. When you join The Planetary Society, you help build public support for planetary science, encourage decision makers to prioritize human and robotic exploration, and support technological advances in planetary exploration.

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