Difference between revisions 2290298 and 2290300 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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|accessdate=2012-12-09 }}</ref> Vertikal 1 and 2 studied solar radiation in the wavelength range 0.1 nm to 150.0 nm with regard to X-ray emission of the quiet Sun and solar X-ray bursts.
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==Aircraft assisted launches==

{{main|Airborne/Launches|Aircraft assisted launches}}⏎
[[Image:Lockheed_TriStar_launches_Pegasus_with_Space_Technology_5.jpg|thumb|right|250px|Orbital Sciences' L-1011 jet aircraft releases the Pegasus rocket carrying the Space Technology 5 spacecraft with its trio of micro-satellites. Credit: NASA.]]
[[Image:Pegasus Carried by B-52 - GPN-2003-00044.jpg|thumb|left|250px|This image shows a Pegasus being carried to altitude by B-52. Credit: NASA.]]
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