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Einstein Observatory
[ar] مرصد أينشتاين
[ca] Observatori Einstein
[cs] Einsteinova rentgenová observatoř
[de] High Energy Astronomy Observatory 2
[es] HEAO-2
[fa] رصدخانه اینشتین
[fi] Einstein-observatorio
[fr] HEAO-2
[gl] High Energy Astronomy Observatory 2
[he] טלסקופ החלל איינשטיין