THE BEGINNING OF ASTRONOMY Early races believed that the earth was flat and stationary, with the sky rotating round it once a day. The early races also believed things that sound weird to us today like the Vedic priests of India believed that the earth was supported upon 12 massive pillars and during the hours of darkness the sun travelled between these pillars without hitting them. The Hindu theory sounds even more peculiar as they believed …
showed first 75 words of 1226 total

showed last 75 words of 1226 total
…studied falls upon a glass lens known as an object-glass, this bent the light rays together at a point known as the focus, where the image was formed. The image is then magnified by another lens called the eyepiece. The distance between the object-glass and the focus was known as the focal length. During the years 1609 to 1619 Galileo marked the beginning of telescopic astronomy. He made discoveries of the surface of the moon. ------------------------------------------------------------------------ **Bibliography**