Here are details about a :
Space commemorative cover
or Space Cover.
Cosmodrome / Location : USA
Date of Cancellation: Dec. 13, 2020
Exist : 250 copies
Event Type : Launch
Launch Pad / Location : USA KSC (FL)
Manned / Robotic Mission : Robotic
Mission Objective/Type : Telecommunications
ou?/where?: au sol - ground
autographe?: non - noneDescription : SXM 7 and 8 are two large high power broadcasting satellites for SiriusXM`s digital audio radio service (DARS).
Space Systems/Loral (SS/L) got in July 2016 the contract to build the two satellites based on their SSL-1300 bus. Both SXM-7 and SXM-8 will operate in the S-band spectrum. Each satellite will generate more than 20-kW of power and will have a large unfurlable antenna reflector, which enables broadcast Keyword(s) :
#Art,
#LOLLINI (design),
#Rocket,
#Satellite,
#Telecommunications, SPACE REVUE : 04 - 2021 Last modified: 03/31/2021 @ 12h26
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