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Here are details about a : Space commemorative cover or Space Cover.
Cosmodrom : USA
Date of Cancellation: April 26, 1962 Kind of Event : Launch Launch pad : USA KSC Florida
habité?/manned?: robot Mission type : Experimental & Science
ou?/where?: au sol - ground
autographe?: non - none
Description : Post stamp of Patrick Air Force Base and Ariel satellite : first US British : international space satellite designed to obtain information on :
- Cosmic rays
- Electron density
- Electron temperature
- the ion spectrum
- the solar x rays and ultra voilet solar spectrum