a manned flight to other planets
51Lunar outpost (NASA) — Concept art from NASA showing astronauts entering a lunar outpost. (2006) A lunar outpost was an element of the George W. Bush era Vision for Space Exploration, which has been replaced with President Barack Obama s space policy.[1] The outpost… …
52Apollo 11 Goodwill Messages — The Apollo 11 Goodwill Messages [ [http://history.nasa.gov/ap11 35ann/goodwill messages.html Apollo 11 Goodwill Messages at NASA] ] are statements from leaders of 73 countries around the world on a disc about the size of a 50 cent piece made of… …
53technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
54Salyut program — Salyut 7, the final Salyut station to be launched, as seen from the departing Soyuz T 13 spacecraft …
55telescope — /tel euh skohp /, n., adj., v., telescoped, telescoping. n. 1. an optical instrument for making distant objects appear larger and therefore nearer. One of the two principal forms (refracting telescope) consists essentially of an objective lens… …
56Comparison of orbital launch systems — This page exposes the full list of orbital launch systems. For the short simple list of launchers families, see Comparison of orbital launchers families. Orbital launch systems are rockets and other systems capable of placing payloads into or… …
57Timeline of Solar System exploration — A timeline of Solar System exploration listed by date of spacecraft launch.Missions in italics are unfinished, i.e. have not yet been designated as successes or failures.1950s*1957 **Sputnik 1 4 October 1957 1st Earth Orbiter **Sputnik 2 3… …
58Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
59Robotic spacecraft — An artist s interpretation of the MESSENGER spacecraft at Mercury A robotic spacecraft is a spacecraft with no humans on board, that is usually under telerobotic control. A robotic spacecraft designed to make scientific research measurements is… …
60Non-rocket spacelaunch — Non rocket space launch (NRS) is a launch into space where some or all needed speed and altitude is provided by non rocket means, rather than simply using conventional chemical rockets from the ground. A number of alternatives to rockets have… …
