Unlocking the Moon's Secrets
Unlocking the Moon's Secrets The Moon is the most viewed object in the sky, the Sun being too bright to look at directly and the planets too far away. They understood the cause of eclipses and used the Earth's shadow on the Moon to conclude that our planet is a sphere a… Celý popis ↓
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Unlocking the Moon's Secrets
The Moon is the most viewed object in the sky, the Sun being too bright to look at directly and the planets too far away. They understood the cause of eclipses and used the Earth's shadow on the Moon to conclude that our planet is a sphere and to calculate the size of both the Moon and the Earth. The Greeks deduced everything that could be learned about the Moon using only the naked eye, including that it has no light of its own but reflects that of the Sun.
Second, they became convinced that the craters of the Moon were volcanoes like those we have on the Earth. The invention of the telescope some two millennia later offered the opportunity for much greater understanding, but the early observers became sidetracked onto a dead end: First, they fooled themselves into believing that they saw evidence of life on the Moon, even the works of a civilization. These wrong-headed beliefs took
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