Questions tagged [dragon]

SpaceX cargo capsule for lifting payloads to orbit. Launched on a Falcon 9 rocket. Use [dragon-v2] for the Crew Dragon version of this project.

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32
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2answers
13k views

Will the ISS need more docking ports?

Currently the ISS has two basic segments, the Russian and US sides. The Russian side has 4 docking ports. Usually occupied by 2 Soyuz, 1 or 2 Progress freighters or an ESA ATV vehicle. You can see ...
19
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4answers
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Reason for different “cone angles” of different space capsules?

Here is the Cargo Dragon: And here is the Orion: The "cone" that orion makes has a large opening angle - perhaps about 70 degrees. Meanwhile, the Dragon is almost cylindrical - the opening angle is ...
23
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2answers
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Why did SpaceX choose to use Hydrazine over newer “green” propellants for Dragon 2?

Firstly, I understand the need to use hypergolics over cryogenics as part of Dragon 2's abort and landing sequence - they provide "instant on" thrust and are throttlable with very wide ...
6
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4answers
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How is unpressurized cargo useful at the ISS?

The Dragon is designed to be able to bring unpressurized cargo to the ISS. How can such cargo be brought on board the ISS? What uses can such unpressurized cargo have?
12
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1answer
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How does the landing accuracy of Dragon (under parachutes) compare to Soyuz?

The Dragon capsule landed yesterday, and I saw this picture of it: Historically, capsules had a rather large uncertainty when landing, especially with parachutes. This picture was obviously taken ...
4
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2answers
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Have guidelines for red & green navigation light placement on spacecraft been established?

update: Cropped screen capture from SpaceX Demo-1 Crew Dragon Docking to ISS - Part 2 after about 00:25:00 in the video: I am curious if guidelines for the ...
19
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4answers
1k views

What payload was expected for the 2018 Mars Dragon flight (“Red Dragon”)

SpaceX has long been planning to use Dragon capsules to carry objects anywhere in the Solar System. They have officially announced a 2018 launch to Mars. Specifically, the launch window is April-May ...
12
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3answers
405 views

Are there any drawbacks or potential dangers on using touch-sensitive instrument panels on spacecraft?

Just as seen on Orion and Dragon designs (I haven't checked on other current spacecrafts), there are a lot of benefits from using touch-sensitive panels instead of traditional electrical switches. ...
15
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3answers
1k views

Can Dragon, or Dragon V2 be used to boost the ISS orbit?

One of the roles that Progress (and ATV) fulfill at the ISS is station reboost. This works because they can dock at the back of the Zvezda module, and boost inline with the station. I cannot find a ...
13
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1answer
1k views

Could the current dragon v2 heat shield withstand a reentry from the moon?

I wonder if the Dragon V2 heat shield could withstand the extreme speed of a reentry from the moon. Or is it only capable of LEO flights?
9
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2answers
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Is the Dragon useful as a Lunar hopper?

The Dragon capsule of SpaceX is seriously considered by NASA for a sample return mission from Mars in 2022, according to Larry Lemke. Could a Dragon be used also for hopping around on the Moon? ...
9
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1answer
370 views

Could Dragon 1.0 be used as an emergency Earth return vehicle

In a completely hypothetical scenario, say both of the Soyuz vehicles docked to the station were damaged/destroyed, but there was a Dragon 1.0 on the station left intact. Although i don't believe it ...
7
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1answer
564 views

Will the 2018 Mars Dragon Lander be the largest lander on Mars to date?

Assuming the Dragon V2 will be the lander for SpaceX Mars mission launching in 2018, will it be the largest lander (either by weight or by size) that humans have put on Mars to date? Wikipedia has ...
6
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1answer
1k views

Crew Dragon SuperDraco Engine Covers

(Source: Nasa Spaceflight article) While looking at the new images of the upcoming crew dragon launch I noticed a distinct lack of holes in the part of the dragon the Engines are supposed to be in. ...
5
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1answer
194 views

Dragon berthing - Is the orientation specific to the orbital conditions, or always the same?

When the CanadArm catches the Dragon grapple fixture and attaches/berths it to the CBM on the ISS, is the orientation of the Dragon in the berthing port fixed and the same every berthing? Or do they ...
4
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1answer
456 views

Reuse statistics of SpaceX Dragon capsules?

The question about the rolled-up and deployable solar array How does ROSA unroll? (Roll Out Solar Array) begins: The upcoming SpaceX launch with the apparently first re-use of a dragon capsule will ...
3
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2answers
67 views

About how much do hydrazine/N2O4 tanks weigh per kilogram of propellant

I am trying to do some back of the napkin math on the proposed SpaceX DragonXL to figure out how much extra fuel it needs versus the original dragon, but I don’t know how much parasitic weight from ...