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... vehicles. Boosted energy was to have been achieved by enlarging 2nd-stage fuel tanks. Some Deltas to be modified would use three solid-propellant motors strapped to the Thor main stage, being called Thrust Augmented Delta s (TAD). With larger tanks, TADS could place 1,200 lbs. into earth orbit or 225 lbs. into escape velocity, as compared to 100 lbs. for standard Delta. ''(NASA Release 64-133)'' Goodyear Aerospace Corp. developed solar collector for USAF. The 4-story ...

... 551-65)'' Orbiting Solar Observatory OSO -C was launched from Eastern Test Range , with a Delta booster, fell into the south Atlantic Ocean after failing to achieve orbit, First two stages ... ,200,000 fixed-price, incentive-fee contract for 15 Improved Delta launch vehicle upper stages and associated equipment. The Improved Delta s would have larger fuel tanks which would extend the burning ...

... 000 supplemental agreement to $57-million Delta procurement contract with McDonnell Douglas Corp. to incorporate Delta inertial guidance system (DIGS) to replace radio inertial system in Delta rocket. DIGS system would use Apollo ... developed for Centaur vehicle and would increase overall vehicle performance by eliminating need to select Delta trajectories within sight of ground command stations while radio guidance system was steering rocket. ''(NASA ...

... -254)'' Failure Review Board appointed to study malfunction of Delta 85 and Delta 86 launch vehicles had completed report, NASA announced. Failure of Delta 86, which had failed to orbit ITOS-B Oct ... , depleting nitrogen gas and causing rocket to tumble and crashland after reignition. Apparent cause of Delta 85 malfunction while orbiting OSO 7 Sept. 29 had been nitrogen gas leak in 2nd ...

... EST by NASA from Eastern Test Range on three-stage, long-tank, thrust-augmented Thor-Delta launch vehicle. Anik 1 was placed in highly elliptical transfer orbit with apogee of 36 ... requirements. Objective was met; mission was adjudged successful Nov. 15. Launch was first on Thor-Delta "straight eight" launch vehicle, so called because diameter was eight feet for all three stages ...

... management had permitted inflight use of "undesirable components" in the electrical system of the Thor-Delta launch vehicle to preserve the program's schedule, Aviation Week & Space Technology reported. At least two Thor-Delta s had been launched with the same electrical-system contamination failure potential that "probably caused ...

... two launch failures in Sept. at Cape Canaveral (explosions of an Atlas Centaur and a Delta rocket) had altered the schedule to include launch of a Meteosat Nov. 17 on a ... Centaur; and the Japanese comsat (originally scheduled for launch Dec. 8) Dec. 14 on another Delta. ESA 's Meteosat, originally scheduled to go on Nov. 15, had been put off 2 days for further checkout of the Delta; the INTELSAT was put off from Nov. 10 to Dec. 8 for further checkout of ...

... ) from KENNEDY SPACE CENTER KSC at 12:36pm EST on Jan. 26, 1978, aboard a Delta rocket. KENNEDY SPACE CENTER KSC had delayed the launch for 4hr to secure an access door on the Delta heatshield. The Delta had injected IUE into a transfer orbit with 46 342km (28 784mi) apogee, 167km ... ESA and the United Kingdom. The U.S. had spent $57 million on the spacecraft, Delta rocket, and other items; ESA had spent $21 million; SRC and Univ. College had spent ...

... an agreement with the U.S., ESA would reimburse NASA for the cost of the Delta launch vehicle, launch services, and other administrative costs totaling $417 million. GODDARD SPACE FLIGHT CENTER GSFC had provided technical direction of the Delta project; Kennedy Space Center 's expendable vehicles directorate was responsible to GODDARD SPACE FLIGHT CENTER ...

... main engine failed and it tumbled off course. This was the first mishap for the Delta rocket, praised as NASA's most dependable launch vehicle, in nine years and 43 consecutive launches. The four most used vehicles for launching satellites (the Delta, Titan 3D and Atlas Centaur rockets and the Space Shuttle ) were all put on hold ... agency for an undetermined amount of time. A short circuit was the leading suspect the Delta loss. (W Times, May 5/86; May 6/86; W Post, May 5/86; May ...

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