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

Former NASA Chief Scientist, Dr. Ellen Stofan, speaks with former NASA Administrator Charles Bolden

After Cassini, What’s Next for the Outer Planets?

The Planetary Society likes to look ahead, and in that spirit we organized a reception at the Library of Congress to bring scientists, legislators, and their staff together to honor Cassini and get excited about our future in the outer planets.

Parkes SETI SM card

Is There Anybody out There?

The Planetary Society has supported SETI, the search for extraterrestrial intelligence, practically since our founding in 1980. Learn the past, present, and future of SETI.

Summary

#DPS17: Wobbling the Moon and art by James Tuttle Keane

James Tuttle Keane is increasingly famous (among planetary scientists anyway) for his remarkable illustrated notes from conferences. Here's his work from the Division for Planetary Sciences meeting, illustrating both his own and others' research.

Twin GRAIL spacecraft preparing for launch

American R&D Policy and the Push for Small Planetary Missions at NASA

Planetary Society Policy Adviser Jason Callahan summarizes his paper he presented at the 2017 International Astronautical Congress in Australia, where he examined NASA's low-cost Discovery program and how federal policies directed at higher education initially bolstered planetary science into a viable field.

The U.S. Capitol at dusk

Space Policy & Advocacy Program Quarterly Report - October 2017

As a service to our members and to promote transparency, The Planetary Society's Space Policy and Advocacy team publishes quarterly reports on their activities, actions, priorities, and goals in service of their efforts to promote space science and exploration in Washington, D.C.

The SETI Institute’s Allen Telescope Array

Doing SETI Better by Understanding Ourselves

One of the reasons SETI is hard is that we don’t know exactly what we are looking for, and part of that difficulty is that we still aren’t sure of who we are. An astronomer and an anthropologist team up to explore how cultural myopia shape what we can find in the cosmos.

Pence and Discovery

We choose to go to the Moon and do the other things

Vice President Mike Pence kicked off the National Space Council's first meeting today by declaring Americans will return to the Moon. Casey Dreier and Jason Davis analyze this new direction for NASA's human spaceflight program.

Juling Crater

Dawn Journal: 10 Years in Space

A decade after leaving its first home in the solar system, Dawn is healthy and successful at its current residence around Ceres.

Northern summer global view of Mars from Mars Orbiter Mission

A new year's worth of Mars Orbiter Mission data

India's Mars Orbiter Mission has now completed three years in orbit at Mars, and ISRO celebrated the anniversary by releasing the mission's second-year data to the public. Emily Lakdawalla spent a week downloading and processing data for your enjoyment.

Ocean world from OSIRIS-REx MapCam

Earth flyby tests OSIRIS-REx's cameras

As expected, OSIRIS-REx's Earth flyby on September 22 was a success. The mission is slowly releasing beautiful images of our home worlds taken by its many cameras following the flyby.

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