Questions tagged [soyuz-spacecraft]
Questions regarding the Soyuz manned spacecraft used by the Soviet and Russian space program.
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How is the Soyuz's movement along the axes ensured using maneuvering engines?
The maneuvering engines are located outside the ship's center of mass and when turned on, they should create rotation, not movement.
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Eye Spy: Where are the other two (of six) vehicles docked to the ISS in this Maxar image (& what are they?)
I spy Crew Dragon, Starliner, & two Progress (?). Where are the rest?
(Credit: https://www.maxar.com/maxar-intelligence/products/non-earth-imaging)
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What is the lowest inclination orbit ever achieved by a crewed Soyuz mission?
Inspired by a recent question regarding Soyuz capsules I wondered what is the lowest inclination Soyuz mission? Highest inclination human spaceflights have been asked about here before. Soyuz 22 may ...
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Could Soyuz spacecraft have saved the Columbia crew?
For the sake of the question, let's assume the STS-107 crew realizes in orbit that the heat shield is too damaged for reentry, but they realize it too late for shuttle Atlantis to rescue them in time. ...
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splashdown time Dragon vs Soyuz
Why did it take 3 days for dragon since detach from ISS till splashdown - while Soyuz would take 3 hours ?
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How do cosmonauts board the Soyuz spacecraft?
The Soyuz spacecraft consists of an orbital module, a descent module and a service module:
(https://commons.wikimedia.org/wiki/File:Drawing-Soyuz-TMA-exp12.png)
The spacecraft is fitted into a ...
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How was the ventilation valve supposed to work on Soyuz 7K-T (e.g. Soyuz-11)?
I'm reading the book Salyut - The First Space Station - Triumph and Tragedy and the usage of the ventilation valve on Soyuz-11 confuses me.
There were no induction or exhaust pumps that pushes air ...
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What material is the wrinkled fabric(?) seen on the outside of some capsules and what is its purpose?
For example, the silver material on the Soyuz capsule
Or the white wrapping on Canadarm and other robotic modules on the ISS
My best guess is that it's beta cloth, used for fireproofing spacesuits, ...
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What if Soyuz re-entered with orbital module attached?
Soyuz 5 and Soyuz TMA-11 survived reentry with an attached Service Module, which simply burned off. There have been no accidents where the Orbital Module has remained attached. What would be the ...
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Sending a Soyuz ship interplanetary - a plausible option?
This is my first time on Space Exploration SE, although I have participated quite a bit over on Worldbuilding. Anyway, as an avid sci-fi reader, I have been wondering if sending a Soyuz interplanetary ...
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Dragon as a Lifeboat for Soyuz
The only serious alternatives I have seen reported for the current Soyuz coolant problem are to either use the existing Soyuz, hopefully patching and testing it enough while attached to ISS to be able ...
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What was the coolant that leaked out of the Soyuz?
What exactly is the coolant used in the Soyuz external thermal loop, the one that just leaked out of a Soyuz docked to the ISS?
I checked the Soyuz Crew Operations Manual but it just calls it the &...
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How important is the radiator suspected of leaking on the Soyuz?
NASA has released a rather blithe blog about the Soyuz leak that occurred
On Wednesday, Dec. 14, an external leak was detected from the Roscosmos Soyuz MS-22 spacecraft docked to the Rassvet module ...
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How long does the Soyuz Instrumentation/Propulsion Module remain attached to the Descent Module during re-entry?
Soyuz MS-22, attached to the ISS, has developed a leak in an external coolant loop in the Instrumentation/Propulsion Module. This spacecraft is needed to return the three cosmonauts who are currently ...
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What happens when an RCS thruster fails to fire?
Let's imagine a UDMH/N2O4 thruster (like on a Soyuz) has an issue where the oxidizer valve/line freezes solid, blocking the flow.
What happens with the fuel?
The propellants are pressure fed with a ...
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