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Latest Spacecraft propulsion Stories

2011-11-01 07:00:00

Lauded performance supplement aims to put more "spring-loaded" fighters in the octagon. Los Angeles, CA (PRWEB) November 01, 2011 SkyHook Nutrition, LLC, designer of superior quality dietary supplements for elite fighters, officially releases BELDT: Force Thermogenicâ“ž¢, a new pre-workout performance enhancer scientifically formulated to incite more "spring-loaded" lean muscle development, and the first of its "Force...

2011-10-14 11:40:31

NASA, the National Reconnaissance Office (NRO) and the U.S. Air Force signed an agreement this week to establish clear criteria for certification of commercial providers of launch vehicles used for national security space and civil space missions. The U.S. government is committed to procuring commercial launch services for its satellite and robotic missions, including Evolved Expendable Launch Vehicle, or EELV, launches. The new entrant launch vehicle certification strategy is the latest...

2011-10-05 06:26:46

NASA has selected nine proposals to demonstrate new technologies for the second set of payloads to fly on commercial suborbital reusable launch vehicles and the Zero-G commercial parabolic aircraft. NASA is using commercially available vehicles to carry these technology demonstration payloads to help develop the U.S. commercial reusable suborbital transportation industry. NASA's Flight Opportunities Program provides test flights to demonstrate and validate space technologies on airborne...

2011-08-25 08:41:45

NASA and Alliant Techsystems Inc. (ATK) will conduct a full-scale test of a five-segment, solid rocket motor at the ATK Aerospace Systems test facility in Promontory, Utah, at 4:05 p.m. EDT, Thursday, Sept. 8. To attend the test, journalists must register with ATK. For information and to request credentials, contact ATK's Trina Patterson at 801-699-0943 or trina.patterson@atk.com. The registration deadline for U.S. reporters is Sept. 2. The deadline for foreign journalists is Aug. 26....

2011-08-11 12:55:00

SACRAMENTO, Calif., Aug. 11, 2011 /PRNewswire/ -- Aerojet, a GenCorp (NYSE: GY) company, announces the successful testing of the state-of-the-art Upper Stage Engine Technology (USET) Hydrogen Turbopump Assembly (TPA) at the Air Force Research Laboratory (AFRL), Edwards Air Force Base, Calif. Aerojet and its teammate, Florida Turbine Technologies Inc. (FTT), Jupiter, Fla. designed, manufactured, assembled and delivered the turbopump assembly to the AFRL test facility and successfully...

2011-08-05 15:30:00

SACRAMENTO, Calif., Aug. 5, 2011 /PRNewswire/ -- Aerojet, a GenCorp (NYSE: GY) company, announced its key role in the successful launch of United Launch Alliance's (ULA) Atlas V rocket from Cape Canaveral, Fla., carrying NASA's Juno spacecraft on a mission toward Jupiter. Launching in a 551 configuration, Aerojet provided 1.9 million lbs. of liftoff thrust from five solid rocket boosters (SRBs), eight retro-rockets for the Centaur separation from the Atlas common core booster, 12 reaction...

2011-08-03 07:00:00

PITTSBURGH, Aug. 3, 2011 /PRNewswire/ -- Power conversion specialist Converteam has been selected as the supplier of Integrated Power Systems (IPS) to the U.S. Navy with the award of an additional multi-million dollar contract to design and supply the complete electric power, propulsion and vessel automation system for the Mobile Landing Platform (MLP) program. The MLP program adds to Converteam's market leadership experience with the U.S. Navy's IPS fleet, which includes DDG 1000, T-AKE,...


Latest Spacecraft propulsion Reference Libraries

6_e1c9b89b48eaf2af7055b7bbebf1a19c2
2004-10-19 04:45:41

Escape Velocity -- An escape velocity is the minimum speed at which an object without propulsion can move away from a source of a gravitational field indefinitely if there is no friction. This definition may need modification for the practical problem of two or more sources in some cases. In any case, the object is assumed to be a point with a mass that is negligible compared with that of the source of the field, usually an excellent approximation. It is commonly described as the speed...

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Word of the Day
mallemaroking
  • Nautical, the visiting and carousing of sailors in the Greenland ships.
This word is apparently from a confusion of two similar Dutch words: 'mallemerok,' a foolish woman, and 'mallemok,' a name for some persons among the crew of a whaling vessel.