June 2022
Protecting crews in interplanetary ships and space colonies from the space environment
... of the USSR Space Federation and the Research and Technology Society of the USSR on non-rocket space transport systems and using microgravity for industrial purposes. He also holds a number of international patents relating to inventions in space...
October 2015
Japan’s H-IIA rocket: beautiful, accurate, and on-time
...the repeat use of a vehicle to reduce the cost of transportation. The orbiter and solid rocket booster motor case were both... an unpleasant surprise. In the near future, space transportation systems are expected to become fully reusable through the ...
August 2016
Our changing world and the mounting risk of a calamitous solar storm
...questions regarding whether this design could be further enhanced to use part of this overall structure as a sort of space transport way-station for transitioning from chemically fuelled rocket launchers to much more efficient electric ion propulsion...
June 2017
How to build a Moon base cheaply
... after a soft landing. The California-based company is one of three selected by NASA for its Lunar Cargo Transportation and Landing by Soft Touchdown (CATALYST) initiative to advance lander capabilities that will enable delivery of payloads to the...
November 2017
Reusable air-launch and the space access paradigm
... over a thousand times the cost of its propellant, and this is why many believe that a mature space transportation system has to be reusable. Unfortunately, due to the nature of the rocket equation, the goal of reusability creates a fundamental...
July 2021
Collaboration and competition in lunar exploration
...programme, was designed to fill the gap in orbital transportation following the retirement of the Space Shuttle. Under this...which contracted Boeing and SpaceX to build spacecraft for crew transportation to the ISS. SpaceX now provides services to the ...
