liquid-hydrogen(-fueled) rocket engine
81National Launch System — Proposed NLS family of launch vehicles. The National Launch System (or New Launch System) was a study authorized in 1991 by President George H. W. Bush to outline alternatives to the Space Shuttle for access to Earth Orbit.[ …
82Satellite — This article is about artificial satellites. For natural satellites, also known as moons, see Natural satellite. For other uses, see Satellite (disambiguation). An animation depicting the orbits of GPS satellites in medium Earth orbit …
83De Havilland Spectre — Spectre Spectre rocket engine …
84Nitrogen — carbon ← nitrogen → oxygen ↑ N ↓ P …
85Electric vehicle — Sustainable energy Renewable energy …
86Lockheed CL-400 Suntan — infobox Aircraft name = CL 400 type = Proposed reconnaissance aircraft manufacturer = Lockheed Aircraft Corporation caption = 3 view of the Suntan concept aircraft designer= Clarence L Kelly Johnson first flight= primary user= more users=… …
87List of Historic Mechanical Engineering Landmarks — The following is a list of Historic Mechanical Engineering Landmarks as designated by the American Society of Mechanical Engineers since it began the program in 1971. The designation is granted to existing artifacts or systems representing a… …
88Apollo program — insignia Apollo 11 astronaut Buzz Aldrin walking o …
89Konstantin Eduardovich Tsiolkovskii — Infobox Scientist name = Konstantin Tsiolkovsky box width = image width =150px caption = Konstantin Tsiolkovsky birth date = OldStyleDate|September 17|1857|September 5 birth place = Izhevskoye death date = September 19, 1935 death place = Kaluga… …
90Integrated powerhead demonstrator — The Integrated powerhead demonstrator (IPD) is a U.S. Air Force project run by NASA and the AFRL to develop a rocket engine that utilizes a full flow staged combustion cycle (FFSCC). The prime contractors are Rocketdyne and Aerojet. [] The main… …
