reentry structure
21Scramjet — Part of a series on Aircraft propulsion Shaft engines (to drive pr …
22X-23 PRIME — infobox Aircraft name = X 23 PRIME type = Lifting body manufacturer = Martin Marietta caption = Preserved X 23 PRIME at USAF Museum, Dayton, Ohio designer = first flight = 21 December 1966 introduced = retired = 19 April 1967 produced = number… …
23Martin X-23 PRIME — X 23 PRIME Preserved X 23 PRIME at USAF Museum, Dayton, Ohio Role Lifting body Manufacturer …
24International Space Station — ISS redirects here. For other uses, see ISS (disambiguation). International Space Station …
25Salyut 1 — (DOS 1) Salyut 1 as seen from the departing Soyuz 11. Station statistics COSPAR ID …
26Hayabusa — This article is about the spacecraft. For other uses, see Hayabusa (disambiguation). Hayabusa A computer rendering of Hayabusa above Itokawa s surface Operator …
27space exploration — Investigation of the universe beyond Earth s atmosphere by means of manned and unmanned spacecraft. Study of the use of rockets for spaceflight began early in the 20th century. Germany s research on rocket propulsion in the 1930s led to… …
28international relations — a branch of political science dealing with the relations between nations. [1970 75] * * * Study of the relations of states with each other and with international organizations and certain subnational entities (e.g., bureaucracies and political… …
29Physical Sciences — ▪ 2009 Introduction Scientists discovered a new family of superconducting materials and obtained unique images of individual hydrogen atoms and of a multiple exoplanet system. Europe completed the Large Hadron Collider, and China and India took… …
30Reaction Engines Skylon — In aerospace, Skylon is a proposal by Reaction Engines Limited (managed by British rocket scientist Alan Bond) for a single stage, turbojet based, airbreathing orbital spaceplane.The vehicle would be a hydrogen powered aircraft that would take… …
