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History of the Delta Launch Vehicle



Current Delta News

(What about Delta IV?)

27-Feb-00 | Old news…

During May 10-12, 1999, the solar wind that blows constantly from the Sun virtually disappeared in the most drastic and longest-lasting decrease ever observed. Four Delta-launched NASA spacecraft — Advanced Composition Explorer, WIND, Polar, and the venerable IMP-8 (launched in 1973) — observed the lull and its dramatic effect on the Earth. This NASA Press Release (13-Dec-99) details their contributions.


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