Astronauts Leave Earth at Their Peril
November 3, 2022
Human bodies can survive in space for awhile. The damage adds up over time.
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Earth’s Magnetic Field Protects Us from Solar Sneezes
July 31, 2017
By capturing solar 'sneezes' of high-energy charged particles, the Van Allen Belts provide a prime example of how the earth and its space environment are designed to allow and protect life.
Rosetta's Philae: ESA Lands Probe on Comet
November 12, 2014
Another space first: the European Space Agency's Rosetta mission landed its Philae probe on a comet this morning, but will it stick?
Mars Radiation Would Fry Astronaut Brains
September 23, 2006
Imagine the first Martian astronauts coming home confused, impaired and demented. This is the risk from solar radiation on Mars, say a group of NASA medical researchers (see RxPG News). Among the gravest risks of a manned flight to Mars ranks the possibility that massive amounts of solar and cosmic radiation will decimate the brains […]