... that our six-sextillion ton spacecraft has to protect us from - solar storms, comets, asteroids, and cosmic rays. We forget that our atmosphere and our naturally formed Van Allen belts held in place by the Earth...
... history whenever something has gone bump in the night, it has hinted towards a new phenomenon, be it pulsars or gamma-ray bursts. One such ‘bump’ came to light in 2007, when astronomer Duncan Lorimer and his team from...
... environment with an exosphere, a water cycle and a slow but constant geological process of dust interaction with cosmic rays and micrometeorites. As the Apollo missions of the 1960s showed, each landing location had its own unique...
...read by a thermometer.The heat is directly proportional to the X-ray’s energy and it can reveal much about the physical properties of... instrument in many respects resembles the Goddard-built X-ray Spectrometer that flew on Suzaku and for good reason...
...damaging cells. Examples of ionizing radiation include X-rays and gamma rays. Non-ionizing radiation is relatively low-energy... to shield us from ions, no ozone layer to stop ultraviolet rays and only a thin atmosphere to absorb radiation. On the Moon ...
... protect the astronauts from most of these types of radiation on their way to the Moon, although enough X-rays and gamma rays got through to give them a dose of between 1.8 and 11.4 millisieverts. The average annual dose of radiation exposure...