December 2014
Ready for Mars? From Mars-500 to zero-gravity medical issues
...total received radiation dose of 0.66 sievert. This is significant, as NASA’s limit for the maximum radiation dose throughout an astronaut’s career is currently set at 1.00 sievert. The dangers are real and present. Shortly after the Apollo 16 flight...
July 2019
A reluctant American hero
... produced by Chris Riley and released in 2007, which included interview contributions from all the surviving Apollo astronauts at that time, apart from Armstrong himself. Apollo perspective It is hard to believe that it occurred half a century ago...
October 2020
Microgravity and its effects on the human brain
... studying neuroplasticity to understand how the brain adapts to spaceflight. His research compares patients with vertigo and astronauts to learn how the vestibular system reacts to disease and microgravity. Using models of space and parabolic flight...
February 2023
How to grow plants in a spacecraft
... investigation. Bioregenerative life support system Eating freeze-dried food at every meal creates menu fatigue and astronauts tend to eat less over time In a spacecraft, room is limited. Therefore, the success of the mission depends on regenerative...
October 2015
Earth independence: new definitions of home on Mars missions and beyond
.... Countries are easily recognized; cities can be identified. Astronauts connect with loved ones by sharing their unique view ... system will be home to our returning astronauts. Second, just as astronauts on the Space Station talk about how geopolitical...
November 2016
Moon or Mars - NASA’s next logical step?
... the human body. But undertaking a trip to Mars will be very different because of exposure to cosmic radiation. Whereas an astronaut on the ISS encounters about 20 times the amount of radiation compared to Earth, a journey to the red planet increases...
