Planetary Resources

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A guide to interesting stuff going on in space science, space exploration, and space advocacy.
Updated: 11 hours 59 min ago

Unraveling a Martian enigma: The hidden rivers of Arabia Terra

March 21, 2017 - 12:01pm
Arabia Terra has always been a bit of a martian enigma. Planetary scientist Joel Davis takes us on a tour of its valley networks and their significance in telling the story of water on Mars.

Signed, sealed but not delivered: LightSail 2 awaits ship date

March 20, 2017 - 7:00am
Following a pre-ship review at Planetary Society headquarters, LightSail 2 is ready to be integrated with its Prox-1 partner spacecraft. The final shipping schedule, however, has yet to be determined.

Trump's first budget proposal is out. Here's how NASA fared

March 16, 2017 - 8:08am
NASA escaped a large-scale budget slash, and planetary science fared well. ARM is canceled, the Moon-versus-Mars debate is not mentioned, and Earth science stands to lose some missions.

Postcard from Kentucky: Space in the Bluegrass State

March 16, 2017 - 7:00am
In Kentucky, some very driven people are writing their own chapter of space exploration based on vision, entrepreneurial risk, and scientific and engineering know-how. Wayne Hall shares their stories.

Nerds Solving Problems - NSTA 2017, Los Angeles

March 14, 2017 - 11:57am
Every year, teachers and educators gather by the thousands at the National Science Teachers Association (NSTA) Conference. We at The Planetary Society will be there again this year to share our love of space science and exploration with the people who are shaping the future—people like you.

You’ve met Saturn’s ravioli-shaped moon, Pan. Now learn how it was discovered

March 13, 2017 - 2:22pm
Planetary astronomer Mark Showalter tells the story of when he became the first human to ever set eyes on Saturn's strange moon Pan in 1990.

Field Report from Mars: Sol 4662 - March 6, 2017

March 11, 2017 - 5:02pm
For nearly two years, Opportunity's world has been tilted 10–25 degrees as it drove down to the lower slopes of the wall of Endeavour Crater. Toward the end of last week, Opportunity pulled itself up and over the lip of the crater.

Cassini, with only a half-year to go at Saturn, just keeps dropping awesome images

March 9, 2017 - 12:38pm
Our latest roundup of Cassini goodies from Saturn includes Pan, a ravioli-shaped moon that orbits inside the planet's ring system.

NASA, ISS partners quietly completing design of possible Moon-orbiting space station

March 9, 2017 - 7:00am
Could NASA and its international partners construct a space station in orbit around the Moon? Possible designs are being finalized, but the Trump administration has yet to weigh in on the agency's human spaceflight program.