Henry Fountain's column in the Science Times observes that the radiation levels on Mars from solar and cosmic sources are so high that astronauts there for three days would recieve the maximum safe radiation dose for a lifetime, based on measurements from the Mars Odyssey probe. SPF 6 X 10^23 lotion, anyone?[New York Times: Science]
The difference in radiation exposures between Mars Odyssey and the International Space Station indicates one thing to me: it's good to have a liquid iron planetary core that creates a magnetic field. Elsewise, we'd all be as fried as microwaved popcorn by now.
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on Tuesday, March 25th, 2003 at 2:57 pm and is filed under globals.
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Henry Fountain's column in the Science Times observes that the radiation levels on Mars from solar and cosmic sources are so high that astronauts there for three days would recieve the maximum safe radiation dose for a lifetime, based on measurements from the Mars Odyssey probe. SPF 6 X 10^23 lotion, anyone?[New York Times: Science]
The difference in radiation exposures between Mars Odyssey and the International Space Station indicates one thing to me: it's good to have a liquid iron planetary core that creates a magnetic field. Elsewise, we'd all be as fried as microwaved popcorn by now.
This entry was posted
on Tuesday, March 25th, 2003 at 2:57 pm and is filed under globals.
You can follow any responses to this entry through the RSS 2.0 feed.
You can leave a response, or trackback from your own site.