A reference design for the tungsten water-moderated nuclear rocket
A review of orbital debris environment modeling at NASA/JSC
A review of recent information on boundary layer transition at supersonic speeds
A review of the theory of interstellar communication
A scheme for transport of lunar materials to utilization sites in Earth orbit
A Scientific Revolution: the Hubble and James Webb Space Telescopes
A Search for Viable Venus and Jupiter Sample Return Mission Trajectories for the Next Decade
A space-based concept for a collision warning sensor
Assessment of satellite collision hazards by simulated sampling in space
Asteroid Redirect Crewed Mission Nominal Design and Performance
Astrophysics and the Space Station - Executive summary of the NASA Working Group
Astrophysics science operations - Near-term plans and vision
A study of numerical methods for predicting flow about bodies at angle of attack
A Study of the Attraction Forces of Lunar Dust Simulant