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Planetary Society Blog



A guide to interesting stuff going on in space science, space exploration, and space advocacy.



 



This weekend, it's the beginning of the end for Cassini

Wed, 19 Apr 2017 06:00:09 -0500

NASA's long-lived Cassini spacecraft is about to buzz Titan for the final time, putting it on course for a spectacular mission finale that concludes in September.



Spring 2017 issue of The Planetary Report now available

Tue, 18 Apr 2017 12:37:22 -0500

The Spring 2017 issue of The Planetary Report is in the mail and available online now to our members!



Our asteroid hunters are trying to save the world. Here’s what they’ve been up to

Mon, 17 Apr 2017 06:00:24 -0500

Here are some recent reports from our NEO Shoemaker Grant program asteroid observers, who are quite literally trying to save the world.



Postcard from the Space Symposium: Planetary Society outreach coordinator finds her place in space

Fri, 14 Apr 2017 10:15:15 -0500

The annual Space Symposium brings together space leaders from around the world to discuss, address and plan for the future of space.



Another smoking gun in the search for life in Enceladus’ ocean

Thu, 13 Apr 2017 18:12:53 -0500

NASA's Cassini spacecraft sniffed out molecular hydrogen spewing from Enceladus' subsurface ocean. The discovery means Saturn's moon has all the basic ingredients needed to support life.



Fossils or good-looking rocks? Why searching for life on other worlds is hard

Thu, 13 Apr 2017 06:00:14 -0500

If you find a structure that looks like ancient life, can you be really sure that it is ancient life?



Extraterrestrial culture: How we express ourselves through space exploration

Tue, 11 Apr 2017 06:00:06 -0500

Planetary Performance scholar Felipe Cervera brings a perspective on "extraterrestrial-ity" in terrestrial cultures—from rituals to technology.



Expedition 50 had a fun and good ISS crew

Mon, 10 Apr 2017 11:10:00 -0500

I believe Expedition 50 had a fun and good ISS crew. I base this declaration solely on the moments they shared on social media. This logic is completely bulletproof and there's no point trying to prove otherwise.



NASA unveiled new plans for getting humans to Mars, and hardly anyone noticed

Fri, 07 Apr 2017 06:00:08 -0500

NASA revealed its most concrete plan yet for sending humans back into deep space, centered around a small lunar space station and a reusable transport ship to carry astronauts to Mars and back.



China's lunar sample return mission will pave way for future ambitions

Thu, 06 Apr 2017 06:00:08 -0500

Later this year, China is launching the Change'5 spacecraft to return a sample from the Moon. The mission will pave the way for future ambitions, including crewed trips to the lunar surface.