Artemis
Orbiter
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Artemis was a geostationary earth orbit satellite for telecommunications, built by Alenia Spazio for ESA. The Artemis satellite operated at the 21.5E orbital position until 2016, when it was moved to 123E to cover the L-Band spectrum rights for... Wikipedia
Launch date: July 12, 2001
Manufacturers: Thales Alenia Space and Alcatel Alenia Space
Speed on orbit: 1.908 miles/s
Mission duration: 16 years