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Echo 2

Thor SLV-2 Agena B

United States Air Force

Launch Status


Echo 2

  • Type: Communications
  • Orbit: Low Earth Orbit
  • Launch Cost: $19,560,000

The Echo 2 spacecraft was a 41-m balloon of aluminum foil-mylar laminate. Echo 2 was designed as a rigidized passive communications spacecraft for testing propagation, tracking, and communication techniques.


Space Launch Complex 2E

Vandenberg SFB, CA, USA

Space Launch Complex 2E has witnessed the launch of 47 rockets, including 47 orbital launch attempts, while Vandenberg SFB, CA, USA, has been the site for 759 rocket launches.

Space Launch Complex 2E


McDonnell Douglas Thor SLV-2 Agena B

Thor-Agena was a series of orbital launch vehicles. The rockets used Thor first stages and Agena second stages. They are thus cousins of the more-famous Thor-Deltas, which founded the Delta rocket family.


United States Air Force

The United States Air Force (USAF) is the air service branch of the United States Armed Forces, and is one of the eight uniformed services of the United States. Originally created on 1 August 1907, as a part of the United States Army Signal Corps, the USAF was established as a separate branch of the United States Armed Forces in 1947 with the enactment of the National Security Act of 1947.

United States Air Force
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