This is a very large (19000 pixels square) mosaic of the fjords and glaciers of southern Greenland. I had been interested for a long time in experimenting with the processing of Earth satellite imagery just to get a comparison to the other planets.
We're fighting for the restoration of NASA's planetary sciences budget to return to its 2012 level. What does that get us? New financial analysis from our sources in the scientific community provides us a glimpse.
When Casey invited me to participate in last Friday's "Sagan Slam," I wasn't sure what I would read, but I found a great letter of his explaining why women, as well as men, should be considered among the world's great explorers.
The Planetary Society has invited a few friends of Carl Sagan's to a celebration of his birth and his legacy. Watch the live webcast featuring physicist Kip Thorne, Contact Executive Producer Lynda Obst and much more!
This week's Cosmoquest Astronomy Hour Google+ Hangout at 1600 PDT / 2300 UTC on Wednesday will feature Pamela Conrad, the deputy principal investigator for Curiosity's Sample Analysis at Mars (SAM) instrument. Tune in to learn more about how this experiment will change our view of Mars, and to ask your questions!
We've had a great response to this advocacy push so far. Now that the President has been re-elected, our messages are even more important. Write today if you haven't, and spread to the word to your friends.