Inertial Upper Stage
Videos
The Inertial Upper Stage, originally designated the Interim Upper Stage, was a two-stage, solid-fueled space launch system developed by Boeing for the United States Air Force beginning in 1976 for rai
Painting of Ulysses deploying from the Space Shuttle
The Galileo spacecraft and its attached Inertial Upper Stage (IUS) booster being deployed after being launched by the Space Shuttle Atlantis on the STS-34 mission
TDRS-C in Space Shuttle Discovery's payload bay
Release of TDRS-C
Titan IV
Videos
Titan IV was a family of heavy-lift space launch vehicles developed by Martin Marietta and operated by the United States Air Force from 1989 to 2005. Launches were conducted from Space Launch Complex
Inertial Upper Stage
…Force beginning in 1976 for raising payloads from low Earth orbit to higher orbits or interplanetary trajectories following launch aboard a Titan 34D or Titan IV rocket as its upper stage, or from the payload bay of the Space Shuttle as a space tug. During the development of the Space Shuttle, NASA, with support…
A Titan IV-B rocket carrying the Cassini-Huygens space research mission before takeoff from Launch Complex 40 on Cape Canaveral, 12 October 1997 (NASA)
Titan IV-A
Titan-4(01)A Centaur
Titan IV-B Centaur