Difference between revisions 931271 and 931272 on enwikiversity

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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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Once the satellite is securely aboard the second stage, the lofting rocket is fueled (when liquid fuel is used), and the launch commences.

==Shuttle payloads==
[[Image:STS-103 Reflection on astronaut's visor.jpg|thumb|left|150px|The Space Shuttle Discovery's Cargo Bay and Crew Module, and the Earth's horizon are reflected in the helmet visor of one of the space walking astronauts on STS-103.]]
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==Orbital platform with observer==
[[Image:Salyut7 with docked spacecraft.jpg|thumb|right|200px|This view of the Soviet orbital station Salyut 7 follows the docking of a spacecraft to the space station. Credit: NASA.]]
[[Image:Skylab and Earth Limb - GPN-2000-001055.jpg|thumb|right|150px|Skylab is an example of a manned observatory in orbit. Credit: NASA.]]
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