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

93 votes
Accepted

How hard would it be to fly a Space Shuttle again?

In practical terms, it would be impossible. The Orbiters were designed in the late 1970s and built with the technology of that time. Late in the program there were many logistics nightmares as parts …
Organic Marble's user avatar
79 votes
Accepted

Why didn't NASA use the shuttle to make a profit?

Your question is based on a false assumption namely: So why didn't NASA take money from the private sector to do these later two on the behalf of corporations? NASA did take money from the private s …
Organic Marble's user avatar
75 votes

Is this "Attach Orbiter Here / Note: Black Side Down" sign on the Shuttle Carrier Aircraft r...

It's real! Here are some pictures I took on April 29, 2014 as the Shuttle Carrier Aircraft (N905NA) was being moved from Ellington Field to its final resting place at Space Center Houston. You can …
Organic Marble's user avatar
75 votes
Accepted

Was the payload bay of the Space Shuttle depressurized before launch?

Not before launch, during launch. The structure of the payload bay (and the other Orbiter compartments except for the crew compartment) was not strong enough to withstand either crush loads from a vac …
Organic Marble's user avatar
67 votes
Accepted

Was there a backup plan in case the Shuttle toilet malfunctioned?

First let's review the nominal operation of the Shuttle Waste Collection System (WCS). (from Shuttle Crew Operations Manual (SCOM) page 2.25-2) It was divided into two major systems, one for urine an …
Organic Marble's user avatar
67 votes
Accepted

Why is the mid-deck on the Space Shuttle named as it is?

Actually, it is the middle of three decks, the lower one just didn't get much press. It was called the Lower Equipment Bay (LEB) or ECLSS bay. It was a pressurized compartment containing mostly life …
Organic Marble's user avatar
60 votes
Accepted

Was the Space Shuttle ever actually intended for the military to steal satellites without th...

I believe this can be debunked by referring to the actual requirements for Design Reference Mission 3B. (DRM 3B being the famous one-orbit-and-grab-a-satellite mission). Mission Requirement g. for t …
Organic Marble's user avatar
60 votes
Accepted

Was there really a shuttle toilet training device with a "boresight camera"?

Yes, this was the Waste Collection System (WCS) Positional Trainer, located in Building 5 at Johnson Space Center, adjacent to but not part of the Shuttle Mission Simulator Fixed and Motion Bases. Th …
Organic Marble's user avatar
57 votes
Accepted

What would NASA have done if they knew Columbia was catastrophically damaged?

The answers to all your questions are described at length in section 6.4 (page 173) "Possibility of Rescue or Repair" of the CAIB Report. Appendix D-13 "STS-107 In-flight Options Assessment" is a ver …
Organic Marble's user avatar
53 votes
Accepted

What are the 'lights' inside Shuttle main engines at landing?

It's simply the spotlights illuminating the ship, and shining up the bore of the engines. Notice the shadows of the vertical stabilizer from the same source. When the shuttle landing direction is …
Organic Marble's user avatar
53 votes
2 answers
8k views

Was there really a shuttle toilet training device with a "boresight camera"?

Was there really a shuttle toilet training device with a camera looking up at the user's fundament? This seems a bit undignified to say the least.
Organic Marble's user avatar
49 votes
Accepted

What were the most impactful non-fatal failures on STS missions?

The failures in this answer will be described at a very high level. A long write-up could be done on any of them. References are provided for further reading. Failures Occurring Prelaunch There were …
Organic Marble's user avatar
48 votes

Why were the Space Shuttle's main engines placed on the orbiter?

So that the reusable engines could be reused. If they were mounted on the expendable external tank, they would have been thrown away each mission.
Organic Marble's user avatar
46 votes
Accepted

Did the astronauts seated on the space shuttle mid-deck have responsibilities during reentry...

There were no nominal activities for the middeck crew related to flying the vehicle. There were no switches or controls on the middeck accessible to seated crewmembers in the ascent/entry seats. The …
Organic Marble's user avatar
46 votes
Accepted

Space Shuttle Challenger bringing back Salyut-7

No work was ever done on this in the Shuttle Mission Simulator (SMS), so they were nowhere "close to an actual mission". Not even any testing. Source: I worked to some extent on all missions in the SM …
Organic Marble's user avatar

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