Questions tagged [soyuz-spacecraft]

Questions regarding the Soyuz manned spacecraft used by the Soviet and Russian space program.

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1answer
198 views

ISS: Procedure in case of collision warning

In case of collision warning occurring to the ISS, if ISS can't be moved the procedure is to go to a Soyuz and wait. Can anyone gives details about the procedure? Is the Soyuz hermetically closed ...
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1answer
559 views

Could the Orion or Apollo command module safely land on land in an emergency due to a navigation error?

So we all know that the Apollo missions used a water landing, as will Orion, while the Soyuz lands on land but can land on water if needed. What would have happened if an Apollo crew began reentry in ...
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129 views

Will Soyuz spacecraft be able to visit the Lunar Gateway?

I mean launch from Earth, dock to the gateway and come back.
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245 views

Why will Russia start arming cosmonauts again?

The Phys.org article Russia to give cosmonauts guns to fend off animals on landing says: Cosmonauts have been unarmed for more than a decade but Roscosmos agency head Dmitry Rogozin said it was time ...
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162 views

What space suit is this? [duplicate]

I recently saw this picture, and it puzzles me as to what they are wearing. At first thought, I imagined that they would be space suits. But, they went in a Soyuz craft, and the suits for a Soyuz don'...
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2answers
867 views

Progress M-25M launched because of Antares?

Was Progress M-25M launched in response to Antares' catastrophic failure or were they 2 different launches, both planned to reach the ISS "separately"?
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2answers
840 views

When astronauts or cosmonauts get seated in the spacecraft, are they actually sitting up or lying down?

This might be more of a physics question. If it is, I'll post it in the physics site. If the spacecraft is vertical, wouldn't the astronauts be seated in a lying position so that the G forces do not ...
4
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1answer
592 views

Why do astronauts spend a night at a hotel one day before the launch? How did they board the Shuttle

I heard somewhere that it was some sort of a tradition for astronauts to spend one night at some kind of hotel. As far as I know, astronauts and cosmonauts ride in a bus down to the launch site, where ...
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1answer
672 views

New Russian Sokol space suit [closed]

According to the pictures of the mission Soyuz MS-03, the crew is wearing a new "Sokol" space suit. The previous crew was still wearing the 1980 "vintage" KV2 version. Any information about this new ...
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1answer
127 views

How did the atmospheres of Soyuz, Shuttle, Mir, and ISS compare?

Soyuz and the Space Shuttle each docked with Mir and the International Space Station. When docked, the crew vehicle and station each share a common atmosphere for the crew to breathe. However, how ...
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2answers
247 views

What do the insulation and meteorite protection layers being opened on the Soyuz MS-09 spacecraft look like?

This current news item in TASS Russian cosmonaut Kononenko approaches Soyuz MS-09 spacecraft for inspection says: Earlier in the day, the two Russian cosmonauts began their six-hour spacewalk, ...
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291 views

Landing shock of Soyuz spacecraft?

Every astronaut launching on a Soyuz has a custom-made seat. The seat should prevent injuries from the very hard landing. Are there any numbers about the maximum decceleration when hitting the ground?
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1k views

How (and when) do astronauts suit up when leaving ISS?

I was watching the return of Scott Kelly to earth from the ISS, I noticed that when the crew entered the Soyuz, they didn't wear spacesuits (https://youtu.be/saE0JGtIEKE?t=7m13s) but when they are ...
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1answer
333 views

Can the US Manned vehicles (CST-100, Dragon V2) dock to a Russian vehicle?

In some ways, this is a question in general about docking port compatability. The Russians have two types of ports, and the Americans are standardizing on the NDS (NASA Docking System, sometimes ...
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2answers
442 views

With what attitude does Soyuz reenter, and in what way might this angled pattern on Exp. 53's return a result of attitude?

The BBC article Soyuz space capsule brings ISS crew back after five month mission describes the return of ISS Expedition 55's "Russian Anton Shkaplerov, American Scott Tingle and Japan's Norishige ...
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1answer
265 views

What options exist for crew transfers to the ISS?

Since the retirement of the Space Shuttles, all crew transfers from and to the ISS are performed using the Russian Soyuz crafts launched with the launch system of the same name. Should Russia ...
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2answers
117 views

Do non-American space travellers train on Dragon capsule as well?

Soyuz is a spacecraft which still uses technologies from soviet era. The Dragon capsule is state of the art with its electronic upgrades. With Russia and US sharing the International Space Station ...
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1answer
258 views

Do the Soyuz spacecraft bringing astronauts and supplies to the ISS use Ukraine-built Kurs systems?

A comment below this great answer about the Kurs navigation and docking system linked to the following page on the Ukrainian company Elimz website: http://www.elmiz.com/en/product/orbitalnyj-servis-...
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173 views

Were there any manned missions into orbit that went not to the ISS since the end of the Shuttle?

I know the Chinese did some to their own space station, but were there missions like the repair or retrieve missions the Space Shuttle did with for example the Hubble telescope?
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218 views

Baikonur trip cancelled at the 11th hour (29 May 2014)

A friend and I travelled to Kazakhstan in May and booked a trip to see the 29 May launch. Everything was fine, we had permits for everything except the launch itself (all the museums, Gagarin's ...
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1answer
182 views

Tracking the Soyuz MS-15 approaching the ISS with binoculars

Next Wednesday, September 25th, the Soyuz MS-15 will be launched from the Baikonur cosmodrome. I guess the trip to the ISS will be long (6 hrs to 24 hr) as usual. I want to see both the ISS and the ...
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454 views

Could the Soyuz/Progress supply and crew a space station in Lunar orbit?

The Soyuz launcher can put about a third of the mass in low Earth orbit compared with Proton, Falcon 9, Ariane 5, Atlas V. Is that enough to crew and resupply a space station in Lunar orbit, or at an ...
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485 views

Why will Soyuz MS-04 bring only two crew to the ISS?

Soyuz MS-04 has the distinction of being the first manned launch of 2017, and the first (at least in a while?) to bring only two, rather than three crew members to the ISS. Is there an official ...
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127 views

Why did the Soyuz 7K-LOK use fuel cells rather than solar panels?

The Soyuz 7K-LOK, a heavily-modified derivative of the 7K-OK, was to have been the Soviet equivalent of the Apollo CSM, taking two cosmonauts to lunar orbit (from where one would transfer to the LK ...
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429 views

What's the thick tube going into Soyuz?

In each footage from ISS I see this thick tube going through the hatches into Soyuz spacecraft, ending in the descent module. What is it for?
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870 views

Where is the hole now? (ISS/Soyuz spacecraft hole)

Gizmodo's Report: ISS Hole Drilled From the Inside, Cosmonaut Says has made me realize I've lost track of the hole. It was in the part of a Soyuz spacecraft docked to the ISS wouldn't contain the crew ...
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1answer
174 views

Minimum Crew of Soyuz TMA-M

Is there a NASA or a Roscosmos safety guidelines or something, stating the minimum crew required to safely operate the TMA-M? I.e. get it into orbit and safely re-enter.
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109 views

How do Russians enumerate old Soviet space missions?

How are old Soviet space missions numbered in Russia? Were the earliest missions actually given a number, or are they referred to by their cosmonaut, or by a spacecraft nickname instead? Does the ...
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1answer
167 views

Seating in Soyuz 18 capsule

Working on an alternate-history SF story that involves an orbital rescue in 1975 requiring use of the Soyuz 18 capsule. This had room for carrying up to 3 cosmonauts to orbit but only carried 2 to ...
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1answer
293 views

Emergency decompression of a Soyuz space ship and decompression sickness?

The Soyuz space ship uses an atmosphere of 21 % oxygen and 79 % nitrogen at a pressure of 1 bar, just like the ISS. In case of emergency when the capsule looses pressure, the inhabitants will ...
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42 views

Soyuz parachute cord/rope forces

I'm wondering about the forces (e.g., how much pressure is being applied, how much pulling force, etc.) experienced by the ropes of the Soyuz parachutes when they are deployed. Many thanks!
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61 views

Soyuz reentry acceleration profile with timing

I am looking for reentry Soyuz acceleration profile with timing. I was able to find graphs for ascent, but failed to find anything related with descent. The only thing I've got is Andreas Mogensen ...
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3answers
517 views

Why are these Soyuz Astronauts/Cosmonauts wearing sun glasses and a blanket after landing?

Why are these Soyuz Astronauts/Cosmonauts wearing sunglasses? Is there any scientific reason for this? (Please don't say they want to look cool) I have not seen Shuttle Astronauts wearing sunglasses ...
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1answer
313 views

Could astronauts wear EVA suits in the Soyuz?

There's a problem with maintaining the EVA suits on the space station. Since the Shuttle was canceled, only recently has Dragon made it possible to bring the suits down to ground for refurbishment, ...
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1answer
96 views

Why were there two Soyuz 39?

Why were there two Soyuz missions numbered 39? There was Soyuz 7K-T No.39 in 1975, and Soyuz 39 in 1981. Questions about similarly confusing numbering by NASA: Why did Apollo mission numbering skip ...
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1answer
95 views

What is intermediate thrust and brief pause for checkout on launching Soyuz spacecraft?

In a book I'm reading, the author mentioned the launch of Soyuz spacecraft as follows: What made it more spectacular was how close we were when it lifted off the launch pad. Yuri, Tim and I were ...
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1answer
247 views

How much payload, could a Soyuz return, without crew?

With the sad demise of the US Space Transportation System (Colloquially known as the "Space Shuttle") return of payload from orbit is very limited. Currently the SpaceX Dragon can return the most ...
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1answer
175 views

Roughly what is the rate of energy loss of survivable capsule re-entries?

In this answer I've estimated the peak rate of energy loss of a particularly unwise re-entry as 3 to 4 gigawatts. Never mind that it's 15-20 gees of acceleration, that's a lot of power injected into ...
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1answer
794 views

Why does “Tim Peake's capsule” look like it's copper now?

What are these capsules made of? This is the Expedition 47 return capsule that brought Astronauts Yuri Malenchenko, Timothy Peake, and Timothy Kopra back to Earth. According to IFL Science!: The ...
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1answer
153 views

Was footage released of the Soyuz TMA-20M crew arrival ceremony?

I couldn't find a YouTube video of the welcome ceremony of the newly arrived crew of Soyuz TMA-20M. Was there no broadcast on NASA TV of this event?
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1answer
202 views

Is this window zenith-facing? (ISS docked Soyuz) If so, how directly?

Pursuant to the question Does the ISS have zenith-facing windows? to which the conclusion (in my opinion) is that there may be a window that provides an oblique view that might include the zenith if ...
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1answer
137 views

Soyuz TMA-19M return

The launch of the next crew to ISS with Soyuz MS 1 has been delayed. Why the return date of the current crew on Soyuz TMA 19M remains unchanged? An extension of their mission for ca. 2 weeks would ...
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1answer
219 views

Soyuz 16 ASTP rehearsal for Apollo Soyuz - Diagram required

I recall that I saw a diagram of Soyuz 16 (the full ASTP rehearsal performed by Filiptchenko and Rukavishinikov in late 1974) made by Schliadinsky in a magazine. It featured the docking ring simulator....
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43 views

What is the splash down speed of the manned dragon capsule?

What's the rated speed of the crewed dragon capsule? Do we have any data on the actual measurement for the demo mission? I'd also appreciate any info on speed for Soyuz, other soviet manned, Apollo, ...
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92 views

Could a Soyuz-MS deorbit after a failure of its deorbit engine?

The scenario: A Soyuz-MS spacecraft is on-orbit and ready for its deorbit burn. The crew then discover that there is a fault in the propulsion system and the deorbit engine can't fire. The craft is ...
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142 views

Does naming cargo space craft indicate intentions?

ESA committed to launching 5 ATV vehicles. All 5 were named. JAXA has committed to a limited number of HTV launches. And all have been named. Orbital has contracted for 8 launches, and seems to be ...
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3answers
3k views

So with Soyuz being retired, what gets people up to the ISS and back down now?

No Shuttle, no Soyuz, and SpaceX not ready for prime time. I don't get it.
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652 views

What if an ISS astronaut refused to leave the space station? [duplicate]

When a mission to the ISS ends and the astronauts/cosmonauts shall leave the ISS with the Soyuz/Dragon spacecraft, what if an astronaut refuses to enter the Soyuz? What if he/she wants to remain on ...
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2answers
118 views

What are these Soyuz Astronauts/Cosmonauts holding in their hands before launch? [duplicate]

What are these Soyuz Astronauts/Cosmonauts holding in their left hands before launch? I suspect it must be the pump for the active cooling system by pumping water similar to those in EVA suits, but it ...
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84 views

What are these two items sticking out of Soyuz capsule MS-13 with returning Expedition 61 Crew? [duplicate]

At 18:55and 19:00 in NASA Videos' NASA Television Video File- MS 13 Hatch Closing Undocking Landing - February 6, 2020 what ...