Questions tagged [space-shuttle]

The Space Shuttle was a crewed, partially reusable low Earth orbital spacecraft operated by NASA from 1981 to 2011.

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1answer
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What measures were taken to clear wildlife from the Shuttle Landing Facility?

What was done to prevent or remove wildlife such as alligators and birds from the runway at Kennedy Space Center, so the Shuttle could land safely?
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How do fully-suited astronauts enter the Space Shuttle and sit down in 1 g vertical vs horizontal?

This answer has astronauts entering a vertically oriented Space Shuttle for a Terminal Countdown Demonstration Test (TCDT) while this answer has them entering the shuttle when it is oriented ...
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What does the Shuttle's axial forces analysis reveal?

The post "Shear forces between Shuttle, tank, and boosters - what pushes what?" was linked as related to a recent question of mine. I wanted to try and answer it with data but ended up with more ...
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Is “Space Shuttle” written as a proper noun in the spaceflight industry?

Writing the question Was a real Space Shuttle ever used as a really big simulator? (and several others) I capitalize Space Shuttle because as far as I know, that's the actual name of NASA's spacecraft,...
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Was a real Space Shuttle ever used as a really big simulator?

@OrganicMarble's answer to How much of the Shuttle was physically realized in the simulator? makes me wonder if Shuttle crew ever sat or stood or otherwise experienced being in an actual Space Shuttle ...
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How much of the Shuttle was physically realized in the simulator?

How much of the Shuttle physically existed in the simulator? Was it just the flight deck? Or were the mid-deck, lower equipment bay, and/or payload bay also included?
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How were the Space Shuttle and its External Tank connected (structurally)?

Source: Discovery Launch Captured by Multiple Cameras, NASA, YouTube; edited A more clickbaity but accurate description of my question would be: How did the Space Shuttle / External Tank not shear ...
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Were the landing gear doors closed during the Approach and Landing Tests?

This photo from an answer on the Shuttle Approach and Landing Tests shows the front attachment between the Enterprise orbiter and the Shuttle Carrier Aircraft. The support strut reaches the ...
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Why were there so many icicles in this Space Shuttle launch area? (Challenger disaster)

The blogpost Lessons From NASA Disasters: When Curiosity Deficits Kill is about the importance of freedom of curiosity for members of organizations. However it contains many Space Shuttle-related ...
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Why did the Space Shuttle's SRB's float, and float vertically?

The blogpost Lessons From NASA Disasters: When Curiosity Deficits Kill is about the importance of freedom of curiosity for members of organizations. However it contains many Space Shuttle-related ...
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Features seen on the Space Shuttle's solid booster; what does “LOADED” mean exactly?

The question Please explain the time reference shown in Shuttle launch engineering video links to the very cool video Ascent - Commemorating Shuttle. After about ...
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Why does this photo of the Hubble Space Telescope look so weird?

Question: Can someone identify this photograph of the Hubble Space Telescope seen as a still in the Los Angeles Times YouTube video Scientists witness huge cosmic crash, find origins of gold, figure ...
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115 views

Please explain the time reference shown in shuttle launch engineering video

Many shuttle launch engineering videos show an apparent time reference to the right of the frame as red numbers counting up rapidly. For example, from the amazing video "Ascent". Assuming this is ...
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1answer
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How would the shuttle perform various attitude changes during ascent?

How would the Space Shuttle have performed each of the following maneuvers during ascent? Pitching the nose away from the external tank ($+$Y). Pitching the nose toward the external tank ($-$Y). ...
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Where to obtain Appendix B of STS Historic American Engineering Record TX-116?

At the close of the Shuttle program the National Park Service and the Smithsonian (maybe others as well) embarked on a project to document the Space Transportation System as part of their Historic ...
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How close was the U.S. DoD to getting their own space shuttle?

This answer explains that the U.S. Department of Defense (DoD) had plans for their own space shuttle. The so-called "blue shuttle" would be operated by the U.S. Air Force out of Vandenberg Air Force ...
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Was mission-specific training for Shuttle military flights done at JSC, or somewhere else?

This related question details some of the military missions of the Space Shuttle. My question is about the training for these missions. Some aspects of all Shuttle missions are largely the same, and ...
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How does the Saturn V Dynamic Test Stand work?

This photo instantly provokes a ton of questions in me: It shows the Dynamic Test Stand at Marshall SFC with the Enterprise, which was a Space Shuttle test vehicle, suspended for vibration testing. ...
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Identify these astronauts

In December 2017 former astronaut Janet Kavandi tweeted a picture of a group of women astronauts taken at an astronaut reunion. There are nine of them I can't identify, can anyone name them? I've ...
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When does the space shuttle stop its gravity turn?

I am trying to model the launch of the space shuttle (up to 120km of altitude) from Cape Canaveral, Florida. In order to do so I would need to know when the gravity turn part of the flight starts and ...
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Where can I find launch trajectory data of the space shuttle?

I am trying to mathematically model the launch of the space shuttle (up to 120km altitude) from Cape Canaveral Florida. It would be really handy if I could check my calculations with some real launch ...
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What was the quickest launch-to-complex-milestone time achieved by a shuttle mission?

The baseline reference mission "3B" had the shuttle launching from Vandenburg, rendezvousing with and retrieving a satellite, and returning it to Earth all within a single orbit: http://www....
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Space shuttle cabin atmosphere system

I see from looking at the space shuttle cabin air supply system that it provides O2 and N2 through a common manifold into a 14.7 psi regulator. What is not clear to me is where the cabin air goes, and ...
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During the Space Shuttle Columbia Disaster of 2003, Why Did The Flight Director Say, “Lock the doors.”?

Why does the NASA Flight Director say, "Lock the doors.", when realizing that disaster had struck for Space Shuttle Columbia, back in 2003? Does he mean lock the doors on the space shuttle that's ...
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Could NASA go back to the Moon? [closed]

Even after launching so many space missions, including the one which led Man to the Moon (Apollo 11, July 1969), NASA made several mistakes even in the space programs that followed. For e.g. Space ...
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Why did Columbia’s planned flight manifest have a five-year gap with absolutely nothing in it between 2004 and 2009?

Looking at the pre-loss-of-OV-102 plans for then-future shuttle flights (at least according to the document found and scanned by @OrganicMarble and posted as part of this answer, which was drawn up [...
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Did the Shuttle's rudder or elevons operate when flown on its carrier 747?

While being ferried on the Shuttle Carrier Aircraft, were the shuttle orbiter's control surfaces (rudder and elevons) adjusted by controls in the SCA, to assist maneuvers? (They were, after all, fly-...
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How were hypergolic propellants delivered to the Shuttle launch pad?

The Space Shuttle Main Engines used cryogenic hydrogen and oxygen, and this question explains how those were supplied to the launch pad. But the OMS and RCS engines used hypergolic fuels. How were ...
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What is the job of the acoustic cavities inside the main combustion chamber?

I am new to rocket engines. I was looking at an image of RS-25 engine's MCC and found these acoustic cavities, and I want to know how they work. Can somebody please explain their working principle? ...
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How would the STS have differed if it used J-2's as the main engine?

In the spirit of counterfactual rocket design questions such as this one - how would the STS have differed from its actual design if it used J-2's as the main engine? What would be the loss in payload ...
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How often were Space Shuttle launches scrubbed?

Reading Mike Mullane's book, Riding Rockets, it seems like shuttle flights were scrubbed, more often than not, during countdown after the crew had boarded, due to some sort of systems failure or ...
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Was this 1969 space shuttle feasiblity study too optimistic?

Why looking for something else on the NASA Tech Reports Server, I found this interesting October 1969 study on the expected turnaround time of a then-future space shuttle. Study was conducted by the ...
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How was the Shuttle loaded and unloaded from its carrier aircraft?

The Space Shuttle was ferried to various locations by the Shuttle Carrier Aircraft. How was the shuttle put on and taken off the SCA? (Previously mentioned in this comment but never asked or ...
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Is there documented Space Shuttle O-ring failures excluding STS-51-L?

The most obvious failure of the Space Shuttle SRB O-rings was the Challenger disaster. The burn through location was just about in the worst possible location to cause the catastrophic damage that ...
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What was the nature of the known bugs in the Space Shuttle software?

It's been claimed or suggested in other posts that during the entire history of the Space Shuttle, only one software bug actually survived the development and review process, making it to flight. ...
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Did the Shuttle payload bay have illumination?

Were there lights inside the Shuttle cargo bay, either to provide illumination when the doors were closed or to better illuminate cargo when the doors were opened? Slightly related: Have optical zoom ...
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Did NASA distinguish between the space shuttle cockpit and flight deck?

NASA used both terms on their website, Cockpit and Flight Deck. One answer on Aviation SE Cockpit vs Flight Deck?says there is a difference between the two. Did NASA use the terms interchangeably, ...
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Why did NASA wet the road in front of the Space Shuttle crawler?

In this video, at the 6:25 mark, you can see a truck drive in front of the crawler, spraying water on the gravel ahead of the treads. Why did they do this?
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What was the volume of the Space Shuttle orbiter, not just the crew cabin or cargo bay but the total volume of the entire craft?

For context, after an in-depth Google search, I asked the question "What was the volume of the Space Shuttle orbiter, not just the crew cabin or cargo bay but the total volume of the entire craft?" on ...
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Were there visual targets on the Shuttle that could confirm the alignment of the Canadarm?

This answer explains that the alignment of the joints varied slightly between each Canadarm on the Shuttle. The amount of correction for each arm was known and programmed into the flight computer. ...
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Space Shuttle Moon Mission? [duplicate]

Theoretically speaking, could the shuttle have performed TLI, LOI, and TEI burns given extra OMS fuel? approximately how much fuel and payload bay space/mass would this take up and might there ...
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What was the Shuttle Carrier Aircraft escape tunnel?

The Wikipedia article for the Shuttle Carrier Aircraft mentions an escape tunnel: The avionics and engines were also upgraded, and an escape tunnel system similar to that used on Boeing's first 747 ...
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What preparations would Hubble have needed to return in a Shuttle?

This answer states that the Hubble Space Telescope was originally intended to be returned to Earth in a Shuttle. (from shuttle manifest published immediately before the Columbia failure, showing the ...
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Precisely when did the Shuttle's roll program occur?

Previous answers state that the Shuttle launch roll program occurred as soon as practical after tower clear and was achieved by SRB thrust vector control. Can we get a more precise answer on the ...
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ACES helmet and space sickness

I thought I read somewhere that when astronauts removed the ACES helmet it often exacerbated space sickness. ACES (Advanced Crew Escape Suit)-the orange suit worn during shuttle launches Is there ...
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How was the airlock installed on the Space Shuttle mid deck?

I just finished the Haynes manual on the Space Shuttle, and it mentions that on some missions, an airlock was carried on the mid-deck area. I'm more familiar with the airlock carried in the payload ...
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After the loss of Challenger, why weren’t Galileo and Ulysses launched by Centaurs on expendable boosters?

The Centaur upper stage, the first hydrolox rocket stage ever flown and (in its highly-evolved forms) still one of the most-used, as well as one of the highest-performance (if not the highest-...
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What would cause the Shuttle's redundant computers to disagree?

The Shuttle had five AP-101 general purpose computers. As discussed in this question, the system was redundant and there was a voting process to eliminate a computer whose results disagreed with the ...
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Why use water tanks from a retired Space Shuttle?

In 2015, technicians entered the retired Space Shuttle Endeavour to remove the water tanks, with the goal of reusing these tanks on ISS. The space shuttle Endeavour is retired and on display at the ...
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1answer
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Did moving a Shuttle Remote Manipulator System (RMS) from one Orbiter to another have any impact on operations?

This question Did each Shuttle have its own dedicated Canadarm? and its answer discuss the five different robot arms used in the shuttle program and how they were moved from Orbiter to Orbiter. ...