s******o 发帖数: 298 | 1 By Jonathan McDowell
July 3, 2002 | At 2:47 a.m. EDT this morning, the Applied Physics Laboratory's
Contour comet probe launched from Cape Canaveral, Florida, aboard a Delta 7425
rocket en route to its elliptical, 109,000-kilometer apogee orbit around
Earth. Contour (a contraction for Comet Nucleus Tour) will spend until August
15th in this parking orbit. On that date a solid-fuel rocket will put Contour
in its intended solar orbit. This new path will range between the orbits of
Venus and Mars, |
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