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"I've got this beautiful panoramic three-dimensional painting of Mars based on Martian photos. It's 30 feet wide. You can pick out every pebble on the Martian landscape. And who'd have dreamed you could do that?"
- Arthur C. Clarke
 |
| Weightlessness (Kepler) | ||
| The notion that there could be a location with zero effective gravity. |
If Somnium is the first science fiction book (which many people argue is true), then this is probably the first reference to the idea of zero gravity, or weightlessness.
| "...for, as magnetic forces of the earth and moon both attract the body and hold it suspended, the effect is as if neither of them were attracting it..." |
| From Somnium (The Dream),
by Johannes Kepler. Published by Not Known in 1634 Additional resources -
|
Note that the word "gravity" is not used to describe the attraction between masses; Isaac Newton did not describe universal gravitation until 1687.
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Gerry was dubious. She had seen abortive attempts at paralysis rays before.
Let your fingers - uh - your robot do the walking. And hopping.
