United States Air ForceThor Delta E1Space Launch Complex 17B, Cape Canaveral SFS, FL, USA
Thor Delta E1 | HEOS 1
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No countdown — this launch time is not yet known to the minute.December 5, 1968Add to calendar
Launch Successful
Image: NASA
United States Air Force's 470th launch · 37th this year · humanity's 909th orbital launch attempt
The launch vehicle successfully inserted its payload(s) into the target orbit(s).
Window: Dec 5, 18:55 – Dec 5, 18:55 UTC
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HEOS 1
HEOS 1 (Highly Eccentric Orbit Satellite) was an earth-orbiting, spin-stabilized satellite that was launched by ESA. The spacecraft objectives were to study interplanetary magnetic fields, cosmic rays, the solar wind, and the magnetosheath.
Astrophysics · Elliptical Orbit (Elliptical)
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