Difference between revisions 2290300 and 2290301 on enwikiversity

[[Image:Skylab-73-HC-440HR.jpg|thumb|right|250px|The Saturn V SA-513 lifts off to boost the Skylab Orbital Workshop into Earth orbit on March 14, 1973. Credit: NASA.]]
Astronomy is performed by location and is subject to local conditions. The shapes and sizes of observatories have changed over time, as have their altitude. The motivations for putting an observatory manned or unmanned at different altitudes has led to a great variety in '''lofting technology'''.
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(contracted; show full)|url=http://www.fas.org/spp/military/program/masint/98-062.html
|accessdate=17 August 2011
|publisher=Los Alamos National Laboratory
|date=23 April 1998 }}</ref>
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==Orbital rocketry==

{{main|Rocketry/Orbitals|Orbital rocketry}}⏎
[[Image:TRACE in cleanroom during assembly.jpg|thumb|right|250px|The TRACE spacecraft is imaged in its cleanroom during assembly. Credit: NASA.]]
[[Image:Atlas IIAS launch with SOHO.jpg|thumb|left|250px|The Solar Heliospheric Observatory (SOHO) is launched atop an ATLAS-IIAS expendable launch vehicle. Credit: NASA.]]
[[Image:Thor Able Star with Transit 4A, Solrad 3 and Injun 1 (Jun. 29, 1961).jpg|thumb|right|80px|Lift-off of the Thor Able Star launch vehicle. Credit: US Air Force/Navy.]]
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[[Category:Radiation astronomy/Lectures]]
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