Thor Agena A | Discoverer 1
Launch Failure
L - -- : -- : -- : --
Instantaneous launch window.
Launch Window
Feb. 28, 1959, 9:49 p.m. - Feb. 28, 1959, 9:49 p.m.
Instantaneous launch window.
Feb. 28, 1959, 9:49 p.m. - Feb. 28, 1959, 9:49 p.m.
Discoverer I was the first of a series of satellites part of the CORONA reconnaissance program. This satellite didn't take a camera or film system as it was intended as a test. There were issues communicating with the satellite during flight with only intermittent signals being read.
Thor-Agena was a series of orbital launch vehicles. The rockets used Thor first stages and Agena second stages. They are thus cousins of the more-famous Thor-Deltas, which founded the Delta rocket family.
Synthetic aperture radar satellites for Japanese Earth imaging company Synspective.
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GPS-III (Global Positioning System) is the first evolution stage of the third generation of the GPS satellites. It consists of the first ten (known a…
4 X-band synthetic-aperture radar Earth observation satellites for the Chinese Earth observation satellite company PIESAT.
A batch of 10 Low Earth Orbit communication satellites for the Chinese state owned SatNet constellation operated by the China Satellite Network Group…