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Our journalists and guest bloggers bring you stunning imagery and the space stories that matter most.

Here's our exhaustive guide to Trump's 392-word NASA budget

Casey Dreier • March 23, 2017 • 13

We break down every sentence from Trump's new NASA budget, so you don't have to.

A repeat of the space shuttle's bold test flight? NASA considers crew aboard first SLS mission

Jason Davis • March 23, 2017 • 4

NASA has only flown astronauts aboard a rocket's first flight once, when John Young and Bob Crippen took space shuttle Columbia on the boldest test flight in history. What are the risks of repeating the feat for SLS?

Unraveling a Martian enigma: The hidden rivers of Arabia Terra

Joel Davis • March 21, 2017

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

Jason Davis • March 20, 2017 • 1

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

Jason Davis • March 16, 2017 • 16

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

Wayne Hall • March 16, 2017

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

Bill Nye • March 14, 2017

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

Mark Showalter • March 13, 2017 • 2

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

Larry Crumpler • March 11, 2017 • 1

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

Jason Davis • March 09, 2017 • 7

Our latest roundup of Cassini goodies from Saturn includes Pan, a ravioli-shaped moon that orbits inside the planet's ring system.

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