trajectory characteristics
51Apollo Moon Landing hoax conspiracy theories — are claims that some or all elements of the Apollo Moon landings were faked by NASA and possibly members of other involved organizations. Some groups and individuals have advanced various theories which tend, to varying degrees, to include the… …
52External ballistics — is the part of the science of ballistics that deals with the behaviour of a non powered projectile in flight. External ballistics is frequently associated with firearms, and deals with the behaviour of the bullet after it exits the barrel and… …
53Missile defense — The Aegis Ballistic Missile Defense System. A RIM 161 Standard Missile 3 anti ballistic missile is launched from USS Shiloh, a US Navy Ticonderoga class cruiser …
54AZUSA — refers to a ground based radar tracking system installed at Cape Canaveral, Florida and the NASA Kennedy Space Center. AZUSA dated back to the early 1950s and was named after the southern California town (Azusa, California) where the system was… …
55Lincoln LaPaz — Infobox Scientist name = Lincoln LaPaz birth date = birth date|1897|2|12 birth place = Wichita, Kansas, U.S. death date = death date and age|1985|10|19|1897|2|12 death place = Albuquerque, New Mexico, U.S. residence = Albuquerque, New Mexico, U.S …
56geomagnetic field — Magnetic field associated with the Earth. It is essentially dipolar (i.e., it has two poles, the northern and southern magnetic poles) on the Earth s surface. Away from the surface, the field becomes distorted. Most geomagnetists explain the… …
57Europe, history of — Introduction history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …
58Asteroid-impact avoidance — Planetary defense redirects here. For defending against alien invasion in fiction, see alien invasion. Artist s impression of a major impact event. The collision between Earth and an asteroid a few kilometres in diameter releases as much energy… …
59Boeing X-20 Dyna-Soar — X 20 Dyna Soar Artist s impression of the X 20 during re entry Country United States Contract award 24 October 1957 – 10 December 1963 …
60Photoconductive atomic force microscopy — (pc AFM) is a scientific technique.. Multi layer photovoltaic cells have gained popularity since mid 1980s.[1] At the time, research was primarily focused on single layer photovoltaic (PV) devices between two electrodes, in which PV properties… …
