Questions tagged [space-shuttle]

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

23 questions with no upvoted or accepted answers
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14
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What were the Top 10 Shuttle Risks in John Young's “famous letter”?

Whilst reading A Technical History of the External Tank I ran across this comment: Although the problem has not recurred, John Young, in his famous top ten Shuttle risk letter ...
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What caused STS-129's low energy condition on the HAC?

I've never heard anyone comment on the trouble STS-129 seemed to experience during the Heading Alignment Cone (HAC) phase. I was hoping someone who was involved with the program might know why it ...
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How many spacesuits were specifically manufactured for John Young?

John W. Young was a legendary astronaut: The first American in space after the original Mercury Seven, as Gus Grissom's co-pilot in Gemini 3. He got in trouble during this flight for smuggling ...
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How do you minimise sum of atmosphere and gravity loss?

I am attempting to calculate the optimum trajectory of a space shuttle going into orbit, taking into account gravitational and atmospheric losses. How would it be possible to minimise the sum of these ...
5
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390 views

Final results on Space Shuttle SRB reuse goal?

One of the stated goals of the Space Shuttle solid rocket boosters (SRBs) was their re-usability and cost savings from such reuse. I know that many of them were reused, but in the end, how successful ...
5
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1answer
187 views

Why would the Shuttle-Transtage have been unusable for science missions?

In the 1970s and early 1980s, NASA and the DoD evaluated four different existing or proposed upper stages for use with the space shuttle: The Centaur hydrolox stage (specifically, the Centaur G/G' ...
4
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47 views

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 ...
3
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96 views

Why were there painted black rings on the SRBs?

There were black rings on the STS-1 SRBs. There were even more on later flights. But there was a period without them at all. Why?
3
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109 views

Why was the risk of loss of STS-1 (Columbia) estimated to be so high?

There's this tweet from Wayne Hale, former NASA Flight Director Several media people have asked me about how risky STS-1 was. There were a lot of uninformed guesses circulating in 1981. Thirty ...
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126 views

Stars visible during ascent?

Did any shuttle astronaut indicate at what altitude they were first able to see the stars during an ascent to orbit at sunrise? Yeagar seeing the stars in The Right Stuff. For illustration purposes ...
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81 views

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 ...
3
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126 views

Why did the nozzles on the SRB's igniter initiator point toward the grain of the main igniter while the main igniter's nozzle pointed straight down?

How did the shuttle designers make those decisions? What made it a better decision to point the exhaust of the igniter initiator toward the main igniter's grain at an angle? What made it a better ...
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88 views

Trajectory impact in case of STS hold down studs failure

The comment on this question made me think, suppose all holding studs mounted on SRBs do get failed, how much impact would it really result in trajectory, considering same fuel burn time of SRBs. ...
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50 views

Why were hot-stick downmoding to CSS, and the ability to use CSS for some control axes but not others, disabled during space-shuttle powered flight?

During ascent, if need be, a space shuttle’s flight controls could be switched from the normal, automatic control mode over to manual1 control (known as control-stick steering, or CSS), allowing the ...
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85 views

What happened to leftover food from the Shuttle program?

This answer describes some of the food available during the Shuttle program. Was any pre-prepared food left over when the Shuttle program ended, and if so, what happened to it? Addendum: I have no ...
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40 views

Can the different “additional” demands on the Space Shuttle be broken down in terms of additional demands on hardware? How so?

Related: Could Space Shuttle's wings be diminished? During the sanctioning and early development of the Space Shuttle, things got somewhat budget-political, and a number of additional design ...
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105 views

Unusual position of shuttle astronauts' arms during ascent

During the ascent of STS-135 the astronauts seem to be keeping their elbows up away from their sides with their hands forward. It can be seen throughout the ascent, here are two clips when it happens....
2
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132 views

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,...
2
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127 views

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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187 views

Did the Shuttle have a drag penalty for ascent with a negative angle of attack (AOA)?

@OrganicMarble's answer mentions Because the Orbiter wings developed lift at zero angle of attack, the high dynamic pressure portion of ascent had to be flown at a negative angle of attack, close ...
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82 views

What is the limit to which we can scale up uniformly in all directions Space Shuttle SRB before it becomes unable to take off?

Let's say we like the Space Shuttle design so much, we want to use it as a reference for our new rocket. But we want to build rocket which will be capable of launching larger payload into Earth's ...
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39 views

Shuttle main engines RS-25, material damage on parts that needed replacement/refurbishment

Since other members wrote, that my my original question here Shuttle main engines RS-25 refurbishment/material damage was too broad I modified it to asked just one thing, while the other questions I ...
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Shuttle main engines RS-25 refurbishment/material damage

There was some thread here on Space Stack-Exchange about RS-25 refurbishment, but I am interested now, how this refurbishment look from the point of material damage of SSME hardware. In the early ...