Cosmic Connections by Time-Life Books

By Time-Life Books

Publication by way of Time-Life Books

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And posed primarily of hydrogen and helium, Jupiter is thought to have no solid surface. Rather, it is made up of layers of dense gas that give u^ay toward the planet's core to liquid metals that finally condense into a tiny center of rock and ice. The horizontal bands of light and dark that stripe Jupiter are clouds in its atmosphere. In one place the bands are disrupted by a startling feature called the Great his direct j Com- a hot-air balloon. lord of lightning bolts, People whose horoscopes fea- king of the gods, ture Jupiter prominently are sup- posedly established and respectable.

Armed with a sickle, Saturn glares an infant at 44 in this Renaissance bas-relief. is Uranus astronomer named Sir William Herschel gazed through a telescope and discovered a planet beyond Saturn. Called Uranus, it was the first planet to be added to humanity's concept of the Solar System in recorded history. Uranus is more than fourteen times as massive as Earth. It is thought to be composed of minerals and gases, possibly deriving its greenish hue from methane gas in its atmosphere. Uranus reels drunkenly around the Sun once every eighty-four years, heeling so far on its orbital plane that it virtually rolls along on its equator.

In fact, a a Chinese sentence, from the fif- commanded Yen Tsu, who believed those who were innocent had nothing to fear from the his ministers to pray. But minister dreaded intruder, countered, "How can you expect prayer to change anything? " Despite their dread of correct, the portentous signifi- . comet's wavy luminosity. The Chinese called them broom-stars, among other disaster, the king of Ch'i dire Doom comets— or perhaps because of it— no other culture made such early, frequent, and valuable observations of the as the Chinese.

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