One of the most hotly contested procedures during the Apollo missions was the how NASA dealt with the issue of the Van Allen belts, the naturally occurring belts of radiation that surround the earth, both on the journey to the moon and returning from it. To some this just proves …
Asteroid Impact – Could we save the Earth in time ?
On average the earth is hit once every two weeks by an asteroid measuring a couple meters or so across, in fact the earth is being hit all the time by small meteorites, luckily most of these small objects burn up in the earth’s atmosphere appearing to us as shooting …