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

Stationkeeping in Mars orbit

Emily Lakdawalla • June 27, 2013 • 14

It had never occurred to me to think about geostationary satellites in Mars orbit before reading a new paper by Juan Silva and Pilar Romero. The paper shows that it takes a lot more work to maintain a stationary orbit at an arbitrary longitude at Mars than it does at Earth.

Morpheus lander gets back off its feet

Jason Davis • June 07, 2013 • 4

NASA's Project Morpheus lander completed a 74-second flight yesterday, marking the second tethered test of the new vehicle.

Planetary Resources' Crowdfunded Space Telescope

Emily Lakdawalla • May 31, 2013 • 2

A fan-funded space telescope, usable by the public? It's an awesome idea, and it appears that a wide swath of the public agrees. Planetary Resources, headed by president and chief engineer Chris Lewicki, announced a Kickstarter project yesterday, with the goal of raising $1 million toward one of their ARKYD space telescopes.

NASA Administrator Highlights Advanced Propulsion Systems at JPL

Casey Dreier • May 23, 2013 • 6

Charles Bolden stopped by JPL to highlight research being done on advanced propulsion techniques that would be used in the proposed asteroid retrieval mission.

Report from the Starship Century Conference: Tuesday

Jon Lomberg • May 22, 2013 • 5

This week Jon Lomberg is attending the Starship Century conference, which brings together scientists, writers, and futurists to imagine the future of interstellar travel. Here he reports on presentations by Freeman Dyson, Peter Schwartz, Robert Zubrin, Geoff Landis, Neal Stephenson, and Patti Grace Smith.

Report from the Starship Century Conference: Monday

Jon Lomberg • May 21, 2013 • 11

This week Jon Lomberg is attending the Starship Century conference, which brings together scientists, writers, and futurists to imagine the future of interstellar travel. The organizers are Greg and Jim Benford, and among the attendees are: David Brin, Neal Stephenson, Vernor Vinge, Joe Haldeman, Alan Steele, Geoffrey Landis, Freeman Dyson, Jill Tarter, Paul Davies, Nalaka Gunawardene, and Daniel Richter.

LPSC 2013: Future Planetary Exploration

Van Kane • March 26, 2013 • 2

Last week, planetary scientists gathered for the 44th Lunar and Planetary Science Conference. Van Kane rounds up some of the future mission concepts presented.

Brother, Can You Spare $1B for a Planetary Space Telescope?

Van Kane • February 20, 2013 • 2

Imagine you had a Hubble-class telescope and could use in any way you wanted to explore planets. What would you do with it?

SpaceX's Grasshopper makes leap toward reusability

Jason Davis • December 26, 2012 • 14

SpaceX's Grasshopper rocket passed its most ambitious test flight yet, rising 12 stories before hovering and settling gently back down onto its landing pad.

PlanetVac: Sucking Up Planetary Regolith

Bruce Betts • October 30, 2012 • 3

Learn about the Planetary Society’s newest project: PlanetVac, with Honeybee Robotics, aims to prototype and test in a huge vacuum chamber a new way to sample planetary surfaces that could be used for sample return or for in situ instruments.

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