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Gravity Probe B — ( GP B ) is a satellite based mission which launched in 2004. The spaceflight phase lasted until 2005, and data analysis is currently under way (as of May 2008) and may continue to into 2010 [ [http://einstein.stanford.edu/highlights/status1.html … Wikipedia
Reference range — Reference ranges edit in: blood urine CSF feces In health related fields, a reference range or reference interval usually describes the variations of a measurement or value in healthy i … Wikipedia
Gravity Pipe — Gravity Pipe, otherwise known as GRAPE, is a project which uses hardware acceleration to perform gravitational computations. Integrated with Beowulf style commodity computers, the GRAPE system calculates the force of gravity that a given mass,… … Wikipedia
Gravity's Rainbow — Infobox Book name = Gravity s Rainbow image caption = First edition cover design author = Thomas Pynchon country = United States language = English cover artist = series = genre = Historical novel, Postmodern literature, Hysterical realism… … Wikipedia
Gravity knife — A gravity knife is a knife which opens by the forces of inertia or gravity.cite book | last = Langston | first = Richard | title = Collector s Guide to Switchblade Knives: An Illustrated Historical and Price Reference | publisher = Paladin Press… … Wikipedia
Gravity hill — Magnetic Hill and Mystery Hill redirect here. For other uses, see Magnetic Hill (disambiguation) and Mystery Hill (disambiguation). Magnetic Hill in Ladakh, India A gravity hill, also known as a magnetic hill (and sometimes a mystery hill or a… … Wikipedia
Gravity Probe B — Satellite Probe B Gravity Probe B (GP B, ou GPB) est le nom d un satellite astronomique opérant entre 2004 et 2005 et lancé afin de mesurer le champ gravitationnel de la terre avec une extrême précision dans le but de tester la théorie de la… … Wikipédia en Français
Gravity turn — A gravity turn or zero lift turn is a maneuver (see trajectory optimization) used in launching a spacecraft into, or descending from, an orbit around a celestial body such as a planet or a moon. This launch trajectory offers two main advantages… … Wikipedia
Gravity assist — In orbital mechanics and aerospace engineering, a gravitational slingshot, gravity assist or swing by is the use of the relative movement and gravity of a planet or other celestial body to alter the path and speed of a spacecraft, typically in… … Wikipedia
Gravity drag — In astrodynamics and rocketry, gravity drag (or gravity losses) is the difference between the delta v expended and the actual change in speed achieved by a spacecraft thrusting while in a gravitational field.Gravity losses depend on the time over … Wikipedia
Gravity Recovery and Climate Experiment — Les deux satellites GRACE (vue d artiste) Gravity Recovery And Climate Experiment (GRACE) est une mission spatiale conjointe de la NASA et de l agence spatiale allemande lancée en mars 2002 et destinée à effectuer des mesures détaillées de la… … Wikipédia en Français
