Word: cometed
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...other night I saw the comet. It was spectacular. I also observed Jupiter and its moons, the nebula stars in Orion's saber, the Pleiades and the Andromeda nebula. I was entranced and mystified. Lee Anne Miles Martinsville...
...hope the world is still here the next time Halley's comet comes around. Kristine Haugen Downers Grove, Ill. Challenging Marcos...
...European spacecraft makes some surprising discoveries about the frozen core of Halley's comet, and survives a dusty encounter...
...Giotto spacecraft and Halley's comet raced toward each other last week at a closing speed of 155,000 m.p.h., the tension at the European Space Agency's control center in Darmstadt, West Germany, became palpable. Images of the cornet, relayed to the center at intervals of four seconds, loomed larger and larger on television screens, finally yielding by far the best look yet at an elongated shape near Halley's heart. It was the comet's nucleus. Giotto Investigator Wolfgang Schmidt, giving a play-by-play description of the images, could not contain his excitement. "It's obvious that...
...nucleus were what appeared to resemble nozzles, spewing out one minor and two major jets of gas and dust. Keller was puzzled by the blackness of the nucleus, which suggested that there is little or no ice on its surface. Astronomer Fred Whipple, whose concept of a comet as a "dirty snowball" was apparently confirmed by earlier findings of the Soviet Vega probes, offered a possible explanation: the comet's surface might be covered by densely packed, extremely small particles embedded in an icy mantle...