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Latest Spacecraft propulsion Stories

Army’s Super Secret Hypersonic Weapon Undergoes Testing
2011-11-18 11:52:49

The US Army conducted its first flight test of its new Advanced Hypersonic Weapon (AHW), launching the high-tech bomb from the Pacific Missile Range Facility in Kauai on Thursday.

Navy's Electromagnetic Railgun Reaches Testing Milestone
2011-11-02 04:35:54

The U.S. Naval Research Laboratory Materials Testing Facility recently demonstrated the one-thousandth successful firing of its Electromagnetic Railgun.

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,

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.

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.


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
inwit
  • Inward knowledge; understanding; conscience.
The word 'inwit' comes from Middle English inwit ("mind, reason, intellect, understanding; soul, spirit; feeling; the collection of inner faculties; one of five inner faculties; one of the outer bodily senses.; inward awareness of right or wrong, conscience"), from Old English *inwitt, inġewitnes ("consciousness, conscience, knowledge, knowing"), equivalent to in- +‎ wit. (Wiktionary)
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