The Inertial Upper Stage (IUS), originally designated the Interim Upper Stage, is a two-stage solid-fueled rocket upper stage developed by the U.S. Air Force for raising payloads from low Earth orbit to higher orbits following launch aboard a Titan III(34)D or Titan IV rocket, or from the payload bay of the Space Shuttle.
Read more about Inertial Upper Stage: Development, Applications, Flights, Gallery
Famous quotes containing the words upper and/or stage:
“The whole theory of modern education is radically unsound. Fortunately in England, at any rate, education produces no effect whatsoever. If it did, it would prove a serious danger to the upper classes, and probably lead to acts of violence in Grosvenor Square.”
—Oscar Wilde (1854–1900)
“The stage is life, music, beautiful girls, legs, breasts, not talk or intellectualism or dried-up academics.”
—Harold Clurman (1901–1980)