Word: orbiter
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...coincidence, the moon's diameter will appear to be the same as the sun's tomorrow, but this is not always the case. Since the moon's orbit is not circular, there are times when the satellite passes in front of the sun but is so far from the earth that the cone of the umbra falls short of the earth's surface. When this happens, the moon will appear smaller than the sun, and at mid-eclipse, the sun will form a ring around the smaller moon-an annular eclipse...
...post-Hiroshima trauma and begin building its own nukes. Unlike Peking, Tokyo has a head start toward a delivery system; two weeks ago, the Japanese became the fourth member of the exclusive space club (others: the U.S., the Soviet Union and France) by putting a 20-lb satellite into orbit from a launch pad on Kyushu Island...
...found a mechanism that can move an asteroid from the asteroid belt into an earth-crossing orbit in such a short time. The only way would be a truly catastrophic event, and we would see shock effects in the meteorite if such an event occurred," McCrosky added...
Richard E. McCrosky, lecturer in astronomy, used a series of photographs taken near Lost City, Oklahoma, on Jan. 3 to track the fiery descent of a meteorite and calculate its elliptical orbit...
Hundreds of meteors' orbits have been calculated from these photographs, and search parties have looked for meteorite fragments twice before. But this is the first time the Network's scientists have been able to recover a fragment and also calculate its orbit...