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Questions tagged [refueling]

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4
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2answers
146 views

How to slow a spinning spacecraft externally?

I came accross the is question What are the consequences to breaking the ISS? and wander how would a spacecraft be made to stop spinning from the outside? Scenarios might include (but are not limited ...
2
votes
0answers
79 views

What fuels would make refueling in space more dangerous/complicated?

I saw the question: Has in-space refueling been done? And was actually beginning to wonder, is refueling and transferring propellant dangerous in space? I understand that this would most likely be ...
5
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2answers
742 views

Capacity of the BFR tanker — how many flights to fully refuel the spaceship?

So, the current plan for the BFR has the spaceship massing 85 tons and carrying 50 tons of cargo plus around 1000 tons of fuel and oxidiser (according to wikipedia), most of which is presumably ...
6
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2answers
2k views

Can five refillings of the BFR second stage be useful to get to the Moon? To Mars? All five in Earth orbit?

EDIT: Here are some BF numbers from the video: ...
9
votes
1answer
553 views

Is BFR refilling in space purely milli-g “gravity” feed rather than using pumps and/or pressure?

On-orbit refueling of the SpaceX BFR upper stage is necessary for trips to the Moon and Mars. In the presentation at the "International Astronautical Congress (IAC) in Adelaide, Australia, SpaceX CEO ...
9
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1answer
255 views

Has on-orbit refueling ever been demonstrated with cryogenic fuels?

Looking at the question Has in-space refueling been done?, it looks like all fuel transfer operations in orbit have been done with room-temperature hypergolics. Has on-orbit transfer of cryogenic ...
10
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3answers
405 views

Liquid settling in tanks during orbital refueling

I am interested in orbital refueling, not for satellites (though that’s a good idea) but for manned exploration and infrastructure. For instance, to support a lunar base we would want regular flights ...
1
vote
2answers
289 views

ULA: bringing propellants from Earth “Avoids Earth's Deep Gravity Well”?

I read SpaceX’s biggest rival is developing “space trucks” to ferry cargo in an orbital economy in Quartz which linked to this April 2016 outline of ULA's view of Transportation Enabling a Robust ...
4
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1answer
252 views

Is Landsat-7's propellant resupply port “robot-ready”? (Restore-L mission)

I've just read here that: Also this week, the agency announced that it is moving ahead with plans to create a robotic spacecraft designed to service satellites. Dubbed Restore-L, the mission has ...
14
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3answers
2k views

Viability of orbital refueling

One of more successful tactics in Kerbal Space Program in order to get big missions with a lot of delta-V going is to launch the big interplanetary craft (with landers, rovers, service modules and ...