Orion space telescopes
(Orion)
(two Russian 1970s UV space telescopes)
Orion was a series of two ultraviolet
space telescopes operated by cosmonauts on Russian (USSR) manned space
missions in the 1970s, Orion-1 in 1971 and Orion-2 in
1973. The latter had a 30 cm aperture.
Note that Orion is also a brand name for a line of
amateur telescopes.
(telescope,ultraviolet,space,Russian)
Further reading:
https://en.wikipedia.org/wiki/Orion_(space_telescope)
https://ui.adsabs.harvard.edu/abs/1975SSRv...18...95G/abstract
https://ui.adsabs.harvard.edu/abs/1972CoBAO..45...12G/abstract
Referenced by page:
ultraviolet astronomy
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