April 2020
Protecting against the dangers of space radiation
... toxic combination of galactic cosmic radiation (GCR) and (largely) proton radiation due to solar particle events (SPEs). Shielding materials Space radiation is the number one risk to astronaut health on missions beyond low Earth orbit An important...
02 February 2018
Joe Pelton honoured for contribution to space safety
...to South,” he said. “As a result, the natural protective shielding of Earth from Solar Storms could be reduced to 15 percent of... dollars of damage, even before the problem of our natural shielding was known. “I intend to work to get the space agencies...
February 2016
Defending Earth against cosmic hazards
...Changes to Earth’s magnetosphere that eradicate effective shields to ward off solar coronal mass ejections ...solar power satellite system might be able to provide a type of shielding that could also transmit solar energy back to Earth 24 hours a...
August 2017
Planning for health, sex and sleep on a future Mars colony
...be necessary. Future Mars settlements may be partially buried to reduce radiation impact, as this cutaway view shows. Shielding against SPE radiation, due to its relatively lower energy, can be achieved with existing technology. Aluminium or regolith...
January 2018
NASA’s space police wield full force of law
...the paperweights contained a small fragment of the Apollo 11 heat shield with the other containing a small piece of Moon rock extracted...Jeff’, Joann placed the Moon rock and Apollo 11 heat shield paperweights on the table. Unknown to Joann, there were...
February 2019
The challenge of procreation for future off-world settlers
... tunnels, possibly bored from the walls of a crater to allow sufficient radiation shielding. By living in ‘normal’ gravity with sufficient shielding and only being exposed to the external environment for specific work and research, the health and...
