Tags Open Lines Dan Adamo Mars orbital dynamics Martian moons orbital dynamics orbital dynamics history Patched Conic Theory Lambert's orbital-boundary value problem Mars mission architecture Martian moons architecture Bezos space vision SpaceX Elon Musk LOP-G Small Bodies Assessment Group (SBAG) suborbital student rockets and payloads Skyhook Propulsion ARCAMAX 1 small commercial space stations SpaceX tourists lunar visit Pew Research Study on interest in human spaceflight Pew survey questions Bezos step by step approach USGS LRO files Griffith Observatory The Gateway Foundation LEO space hotels NEOSCRIBE on YouTube HBO Vice program 3 D Printing adaptive manufacturing SETI new search technology NASA Crew Certification requirement and risk ratio Guest Dr. David Livingston Tagline Open Lines, your topics, space related, 1st time callers welcome View the discussion thread.