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Questions tagged [spacewalk]

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How would you eject an object from an airlock for maximum velocity? [closed]

If a space explorer needed to eject an inert object from a cylindrical airlock that was roughly barrel shaped (length >> diameter) at maximum velocity, would they be better suited to position the ...
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1answer
66 views

What freedom of movement does an untethered, thrusterless astronaut have? - with a 20lb sledge

Considering a suited human space explorer, in free space with no means of thrust or acceleration aside from their dexterity, their own mass, and that of a sledge hammer, what possibilities exist for ...
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2answers
363 views

With six spacecraft currently docked at the ISS, how could Santa (or anyone else) deliver presents?

This ISS tweet says: Three days after launching from Florida the @SpaceX #Dragon cargo craft was installed to the Harmony module at 10:36 a.m. EST. There are now six spaceships parked at the ...
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1answer
140 views

Would I be able to do a “slosh test” to see if a container is having liquid, in microgravity?

Suppose I had two large containers with 1 cubic meter size. The containers are identical on the outside. The containers are floating in microgravity very close to my space ship. One was empty but ...
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9answers
11k views

Assuming a spacecraft is traveling in a constant rate and our Astronaut will exit it to a space walk, will he be “left behind” by the spacecraft?

Lets say our Spacecraft is traveling to a remote Galaxy at a constant speed of 1/X of the speed of light. A brave Astronaut is leaving the spacecraft to a space walk, while not being attached to the ...
3
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1answer
53 views

Where can I find detailed information on spacewalks?

I am looking for detailed (as detailed as possible) information on the various space walks carried out on ISS. If I can get minute-by-minute steps taken, which bolts were turned, which wires were ...
6
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1answer
205 views

Zero gravity spacewalk above low Earth orbit?

There have been a lot of spacewalks in LEO and there have been moonwalks too. Voskhod, Gemini, Soyuz, Apollo, Skylab, Mir, Space Shuttle and ISS. But what about EVAs above LEO and below the orbit of ...
3
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1answer
82 views

Does this electronics box, or any other non-spacecraft released by astronauts have a TLE?

According to Space.com's 02-Feb-2018 article Cosmonauts Break Russian Spacewalk Record During Space Station Antenna Repair: The cosmonauts spent the day replacing an electronics box for a high-gain ...
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1answer
200 views

Which astronaut boots might it be that inspired Michael Jackson's patent?

The BBC article Doctors explain Michael Jackson's impossible dance move describes the recently published article in the Journal of Neurosurgery: Spine How did Michael Jackson challenge our ...
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1answer
151 views

Were there special circumstances leading to these astronauts' spacewalking 5 days after arrival at the ISS?

@This answer describes two cases where astronauts performed space walks less than six days after arriving at the ISS; Timothy Kopra (Expedition 46) Andrew Feustel and Richard Arnold (Expedition 55) ...
0
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1answer
72 views

Are there rules, policies, or guidelines regarding spacewalking soon after launch?

In light of this answer, where except for a few cases, space walks from the ISS are usually performed starting about a month after arrival at the ISS, are there any rules, policies, or guidelines that ...
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1answer
97 views

What's the soonest after ISS arrival that an astronaut has gone on a spacewalk?

I've just read in the New Jersey Herald: Two new arrivals at the International Space Station went spacewalking Thursday less than a week after moving in. NASA astronauts Drew Feustel and Ricky ...
3
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1answer
270 views

Have astronauts gotten sick on EVA?

In lots of science fiction, people have EVA suits which automatically preform First Aid or administer temporary medical help (such as painkiller injections) so that they can get themselves to a safe, ...
8
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1answer
687 views

What is the farthest that a “human satellite” has been from their spacecraft?

There are several news items about the recent passing of astronaut Bruce McCandless II, and they generally refer to his work developing, and then using the Manned Maneuvering Unit (MMU). BBC: Bruce ...
6
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1answer
326 views

Where does the noise on spacewalks come from?

ISS astronaut Randy Bresnik recently posted a video on social media from his spacewalk, shot with a GoPro. You can watch his clip here (Embedding the clip didn't work): https://twitter.com/...
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2answers
1k views

Were cosmonauts equipped with poison pills?

It's frequently claimed without citation that Alexey Leonov carried a poison pill of some kind during his Voskhod 2 spacewalk mission, to commit suicide should he be unable to re-enter the spacecraft. ...