Blast From The Past: Space Shuttle Program - The orbiter Discovery is ready to move out of Orbiter Processing Facility bay 3 and roll over to the Vehicle Assembly Building. First motion
Why did the Space Shuttle have a roll maneuver, as opposed to just launching in the right orientation? - Quora
![Chris Bergin - NSF on Twitter: "Bonus pic: "Roll Program Houston!" "Roger Roll, Discovery". https://t.co/DkV1l0wyjB" / Twitter Chris Bergin - NSF on Twitter: "Bonus pic: "Roll Program Houston!" "Roger Roll, Discovery". https://t.co/DkV1l0wyjB" / Twitter](https://pbs.twimg.com/media/Da1UdLJWAAUCKSc.jpg)
Chris Bergin - NSF on Twitter: "Bonus pic: "Roll Program Houston!" "Roger Roll, Discovery". https://t.co/DkV1l0wyjB" / Twitter
![CAPE CANAVERAL, Fla -- Space shuttle Atlantis completes its roll program moments after liftoff from..., Stock Photo, Picture And Rights Managed Image. Pic. S98-1902049 | agefotostock CAPE CANAVERAL, Fla -- Space shuttle Atlantis completes its roll program moments after liftoff from..., Stock Photo, Picture And Rights Managed Image. Pic. S98-1902049 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/f3deaf893af859a2cc47130592a9c73c/s98-1902049.jpg)