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Efir





Efir
Soviet scientific spacecraft based on the Vostok/Zenit design; "Efir" is Russian for "ether". They were used to measure the energy spectrum and charge composition of primary cosmic rays with energy above 2 TeV. The Efirs were announced under the catchall Cosmos designation.


Related category

   • SATELLITES AND SPACE PROBES


spacecraft launch date launch vehicle site orbit duration mass
Cosmos 1543 Mar. 10, 1984 Soyuz-U Plesetsk 214 × 401 km × 62.8° 26 days 6,300 kg
Cosmos 1713 Dec. 27, 1985 Soyuz-U Plesetsk 215 × 397 km × 62.8° 26 days 6,300 kg