Orion 2

Orion 2 or Orion-2 may refer to:


 * Orion 2, a space telescope flown in 1973 aboard the Soyuz 13 spacecraft
 * Orión-2, a sounding rocket from Argentina, used from 1966 to 1971
 * Orion 2, a communications satellite launched in 1999, later renamed Telstar 12
 * Orion capsule space mission 2, formerly the Exploration Mission 1, Artemis 1
 * Mission Orion 2 of the cancelled Constellation program, see List of Constellation missions