May 2021
In-situ propellant design for Mars ascent vehicles
...condensed combustion products (CCP) during combustion. Magnesium hydride increases specific impulse, but is impractical for long-duration missions due to its poor dehydrogenation kinetic and hydrogen storage efficiency. Diborane has the same features...
26 February 2018
Spaceman: an astronaut’s unlikely journey to unlock the secrets of the universe
... astronaut, to the time of his inevitable ‘grounding’. After his last flight, he had a chance to go back for a long-duration mission to the ISS but decided against it: “I calculated the date of my return as the week before Daniel would graduate ...
02 November 2020
ISS marks 20 years of humans on board
... for innovative technologies like recycling waste plastic and carbon dioxide filtration that are critical for long-duration missions on the lunar surface in the Artemis program. Crew member safety also is important for lunar...
November 2021
The philosophy of space missions today
.... This is an issue that arises with every long-duration mission beyond the limits of Earth orbit. The ethical ...matters that should be studied in detail before the first long-term space missions beyond Earth orbit, and for those tasked with making ...
16 May 2016
NASA Invests in the Future of Technological Development
...address a range of leading-edge concepts, including: an interplanetary habitat configured to induce deep sleep for astronauts on long-duration missions; a highly efficient dual aircraft platform that may be able to stay aloft for weeks or even months...
