More info on the Discovery downselect, a quick discussion of the orbital mechanics in The Martian, hopes for Dream Chaser and odd behavior from a Russian satellite.
Visit theorbitalmechanics.com/show-notes/life-martian for show notes and links.
The Orbital Mechanics Podcast by David Fourman and Ben Etherington is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.