March 2015
Dawn of ion propulsion
...10,000 times greater thrust but, of course, such systems are so fuel-hungry that their ultimate speed is more limited. The force of the...the same force that the ion thruster exerts. Because the fuel efficiency is so great, the thruster can provide its ...
March 2016
Building Confidence and Reducing Risk in Space Resources Policy
...commercial activities in space. Many other commercial applications, such as commercial space stations, on-orbit servicing and on-orbit fuel depots may be approaching viability in the coming years. Governments must consider how they will satisfy their...
November 2016
Moon or Mars - NASA’s next logical step?
...has a type of water-ice, which might be a source of rocket fuel, and there is a possibility that the Martian soil could be modified ...human space exploration. Space inspires our children, fuels invention and innovation, and provides tangible benefits....
June 2017
Spaceplane rationale - a new way of thinking
...) on 3 December 2016 in the Mojave Desert. The amount of fuel needed for a flight to orbit using a single-stage vehicle with ...upper stage to a speed such that it requires a practicable fuel fraction to continue on to orbit, and the two stages separate...
November 2017
Geospatial maritime solutions
... water. This can result in undesirable detours, burning extra fuel and lost time as they transit from the US east coast...add value for many. Food insecurity, commodities tracking, fuel conservation, efficient route and port management, fishing and ...
January 2019
Visiting an asteroid to find out how life began
... the course of a spacecraft without requiring large quantities of fuel. During the Earth swing-by, Hayabusa2 gave its onboard instruments ...greater than traditional chemical thrusters for the same fuel consumption. Their weakness is that this velocity ...
