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

Data Dump: NASA's Planetary Science Program By the Numbers

Casey Dreier • February 16, 2016 • 3

We provide you the gritty budget breakdown by program and mission for NASA's Planetary Science Division.

[Updated] House NASA Funding Bill Proposes a Fantastic Budget for Planetary Science

Casey Dreier • May 19, 2015 • 8

The House Appropriations Committee released their vision for NASA's 2016 budget this week, which includes significant increases for the SLS and Planetary Science, but cuts Commercial Crew and Earth Science funds.

Selecting the Next Creative Idea for Exploring the Solar System

Van Kane • December 01, 2014

With the release of the official Announcement of Opportunity (AO) early in November, NASA has officially begun the competition to select its next low cost ($450M) Discovery program planetary mission. Because planetary scientists are free to propose missions to any destination in the solar system other than the sun and Earth, these competitions bring out the creativity in the planetary science program.

Planetary Science Gets Its Day in Congress

Casey Dreier • September 09, 2014

Watch Planetary Society President Jim Bell testify before a congressional subcommittee on Wednesday, September 10th.

A Report from the First Hearing on the 2015 NASA Budget

Casey Dreier • March 27, 2014 • 4

An animated NASA Administrator defended the commercial crew program as the fastest way to return to American access to low-Earth orbit in a hearing before the House Space Subcommittee today.

[Updated] To Europa!...Slowly. First Impressions of NASA's New Budget Request

Casey Dreier • March 07, 2014 • 5

Europa may get a mission...eventually. We give our first take on the 2015 NASA Budget request. How does Planetary Exploration fare? Which projects were cancelled? Will NASA capture an asteroid? And most importantly, what can you do about it?

Closing out the ASRG program

Casey Dreier • January 23, 2014

Lockheed, the prime contract on the now-defunct Advanced Stirling Radioisotope Generator program, is closing out the project and transferring its hardware to NASA's Glenn Research Center. NASA expects to save about $55 million per year.

Continued Victories for Planetary Exploration

Casey Dreier • January 16, 2014 • 5

Pat yourself on the back. Planetary exploration will be more vibrant in 2014 thanks to you. More than fifty thousand messages were sent to Congress this year, and they listened, adding back a significant amount of money in the 2014 Omnibus spending bill.

The ASRG Cancellation in Context

Van Kane • December 09, 2013 • 8

ASRGs could have stretched NASA's limited supply of plutonium to potentially enable missions to the perpetually-shadowed polar craters on our moon, to flyby Uranus, or to float for months on a Titan lake.

NASA Just Cancelled its Advanced Spacecraft Power Program

Casey Dreier • November 15, 2013 • 32

The Advanced Stirling Radioisotope Program (ASRG) was just cancelled by NASA. This was to be the saving grace for Plutonium-238 availability, as it was a much more efficient way to generate electricity than classic RTG systems.

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