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Questions tagged [dragon-v2]

SpaceX's second version of the Dragon spacecraft, also called "Crew Dragon". It is designed to carry humans.

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After the Crew Dragon's success, does Boeing's Starliner still offer value?

Boeing's Starliner is more expensive than Crew Dragon and seems not to offer any significant advantages. Is there still value to NASA or other parties in the future to having a choice between the two?
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36 votes
1 answer
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What are these shiny wrist plates worn by astronauts in the SpaceX crew capsule

What are these shiny wrist plates worn by astronauts in the SpaceX crew capsule? screen shot from the NASA YouTube video Watch NASA's SpaceX Crew-1 Mission Arrive at the International Space Station
Bel Chavarria's user avatar
35 votes
3 answers
8k views

What is the primary reason for SpaceX motion to have astronauts board Dragon before fueling up the rocket?

News piece: NASA supports SpaceX plan to fuel rockets with astronauts on board. The move is criticized by many as unnecessarily dangerous. From what I understand though, it shouldn't be necessary - ...
SF.'s user avatar
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29 votes
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Why do Crew Dragon astronauts need to climb up one level using the stairs before ingress?

While watching the launch of SpaceX Crew Dragon, I noticed that, once the astronauts came out of the elevator in the fixed service structure, they had to 'climb up' one level using the stairs, before ...
Vishnu's user avatar
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26 votes
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Why was the SpaceX abort test not initiated by real booster failure?

Today (2020-01-19) SpaceX had a successful flight abort test. As far as I can understand, at a specific altitude, Crew Dragon fired its engines and escaped from the rocket. This test looks like a ...
Jithin Jose's user avatar
25 votes
1 answer
5k views

Would this chair support astronaut during launch in Crew Dragon

Recently reporters were allowed to take pictures of Crew Dragon and the SpaceX flight suit. Among them is this picture: I was under the impression that: Chairs needed to be custom molded / adjusted ...
Dragongeek's user avatar
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24 votes
2 answers
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Why does opening the Crew Dragon hatch take so long?

What procedures are followed during opening of the hatches of both ISS and Crew Dragon, and why does it take so long?
Sebazzz's user avatar
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24 votes
2 answers
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Will a Dragon v2 ever bring 7 astronauts to the ISS?

The Dragon v2 has 7 seats whereas the Soyuz only has 3. But the Soyuz uses all 3 seats for astronauts/cosmonauts to bring to the ISS. I suspect that Dragon v2 will bring 3-4 people to the ISS in one ...
Timo's user avatar
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3 answers
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When SpaceX claims to build 4 engines/week, which engines do they mean?

In this Tweet (dated 11 Sept 2013) Peter de Selding reported that Gwynne Shotwell of SpaceX said: SpaceX's Shotwell: We're building 7 Falcon 9 fairings/yr now, 15 in 2014, & 4 engines/week ...
geoffc's user avatar
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21 votes
4 answers
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Why is the SpaceX crew-1 mission more important than the previous one (demo-1)?

The previous one was also crewed (two crew) but it was called "demo" for some reason - despite taking astronauts to the ISS. How is the recent one different?
john1616's user avatar
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Why does Dragon 2 abort with the trunk attached?

In the Dragon v2 abort test yesterday, it lifted off with its unpressurized trunk in tow, then ejected the trunk at apogee. Is this the real abort profile? Wouldn't it be easier to pull away without ...
Potatoswatter's user avatar
19 votes
1 answer
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Does the FAA still license the people who fold human-rated reentry parachutes?

One of the links in the question International Orange? is the History.com article The Amazing Handmade Tech That Powered Apollo 11’s Moon Voyage which says of Apollo capsule re-entry and landing ...
uhoh's user avatar
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18 votes
3 answers
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How would astronauts brave a 19 hour trip to ISS inside Crew Dragon capsule?

From when the astronauts board the Crew Dragon launch vehicle to docking with ISS is around 22 hours. Are the astronauts going to remain immobile through the duration of flight? How do astronauts ...
Nimesh Neema's user avatar
17 votes
3 answers
5k views

Evacuating the ISS but wait, there's only one Spacecraft?

I was doing some research regarding the Soyuz as I'm currently planning a summer project in which I would build a close replica of a Soyuz when the question popped into my mind, "What would ...
James Ervin's user avatar
16 votes
5 answers
5k views

Why is it even desirable for a spacecraft to land without a parachute?

In this SpaceX promotional video, they indicate their plans to land a crewed capsule without a parachute, using landing thrusters. I know that Soyuz does this too, though in combination with a landing ...
Chris B. Behrens's user avatar
16 votes
2 answers
1k views

Why was Dragon sent to the isolation room?

I'm asking about this photograph that was published on SpaceX Flickr photostream, which I also noticed in a few recent articles (e.g. this one) about the upcoming Crew Dragon pad abort test: SpaceX ...
TildalWave's user avatar
14 votes
2 answers
4k views

Getting the SpaceX dragon crew rated

Since the Dragon craft is already pressurized why is taking it so long to get it approved to carry a crew?
DR smith's user avatar
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2 answers
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Dragon V2: How many times can the spacecraft be reused? Is the spacecraft's heat shield reusable?

I read that the Boeing CST-100 could be reused up to 10 times, but the heat shield should be changed each time. Here are my questions: How many times can the Dragon V2 be reused? Will it be reused ...
zbarni's user avatar
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14 votes
2 answers
514 views

Can Crew Dragon land with more people than it was launched with?

For example, Crew Dragon recently delivered two astronauts to ISS and there are at the moment 5 astronauts on board ISS. Assuming [pick your own disaster scenario] happens and all 5 astronauts had to ...
aranedain's user avatar
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14 votes
1 answer
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Why do they make the astronauts sit in Crew Demo-2 for so long before launch?

I just tuned in to the live "broadcast" for the Crew Demo-2 and it looks like the astronauts sat down over an hour and a half ago, and there's still more than an hour to go. Why do (did) they have to ...
uhoh's user avatar
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What is the heat shield refurbishment procedure for a crew Dragon capsule?

How, specifically, is the heat shield replaced or refurbished? More precisely... How do they know it will work for the next mission? :-P
Michael Stachowsky's user avatar
13 votes
2 answers
2k views

If Crew Dragon can dock autonomously, why is there a crew aboard when they change from docking port to another?

I was watching the redocking the other night and they kept mentioning that it can redock autonomously. If so, why is the crew there? Is it there as a backup in case the autonomous system fails? Is ...
An Infamous Historian's user avatar
13 votes
1 answer
3k views

Why would spacecraft docking to the ISS have a different atmospheric pressure?

In the SpaceX Demo 2 Crew Dragon livestream, they had to equalize pressure between the ISS and the Dragon spacecraft. The voice on the stream said that they were bringing it to levels that match Earth'...
user140052's user avatar
13 votes
1 answer
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Why did Crew Dragon switch to burst disks instead of multiple check valves?

SpaceX is known for preferring reusable parts whenever possible. Before the crew dragon incident, where a leaking check valved resulted in a plumbing explosion, it was determined that the check valve ...
WheatleyOS's user avatar
13 votes
1 answer
3k views

After Crew Dragon launch abort, was Falcon 9's detonation intentional?

On 2020 January 19 SpaceX launched the Crew Dragon capsule and tested an in-flight abort, where the capsule separated from the Falcon 9 shortly after launch. Many headlines claim that the Falcon 9 ...
Camille Goudeseune's user avatar
13 votes
1 answer
447 views

When is the Dragon V2 abort system armed?

Or more specifically, had a Dragon V2 (uncrewed) been atop the AMOS-6 mission stage that blew up during propellant loading before a test fire would the Dragon abort system been armed and thus been ...
geoffc's user avatar
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13 votes
0 answers
340 views

Which kinds of survival equipment does Crew Dragon have, in case of an emergency landing?

Soyuz spacecraft has various survival equipment for different cases of emergency landing. The cases include water landing, desert landing, snow winter landing (crews have special winter suits). They ...
Heopps's user avatar
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12 votes
3 answers
6k views

Is Crew Dragon flawed? Is it just an improvisation with no future?

I know that, Crew Dragon was initially designed for vertical landing on solid surfaces, as a reusable spacecraft, and then some changes were made to make it capable of landing in water using ...
user avatar
12 votes
3 answers
3k views

Nose cone of Dragon 2 closes only after deorbit burn

The Dragon v2 capsule opens its nose cone right after it separated from the Falcon's second stage. It is then open for the whole flight until after the deorbit burn. So there appears to be a good ...
derptank's user avatar
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3 answers
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Can the SpaceX Dragon 2 crew vehicle still use the draco and super draco thrusters to slow down when landing?

In an emergency, is it possible to use the draco and super draco thrusters alone to slow down the vehicle after re-entry? Right from the point parachutes are supposed to be released right upto touch ...
safe_malloc's user avatar
12 votes
2 answers
682 views

What limits how long spacecrafts like Orion, Dragon, Starliner can support their crews' lives?

The next generation crewed spacecrafts is about to fly in the decade of 2020. Not only those in the headline here are trying to make it, but more are being developed privately and internationally. ...
LocalFluff's user avatar
12 votes
1 answer
174 views

Were Crew Dragon's touch screens tested under 3-5 G on Earth in a centrifuge?

To use a touch screen wearing a pressurized suit with gloves may be not as easy as without space suit and gloves. But what about tests done under more than Earth's gravity?
Uwe's user avatar
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12 votes
1 answer
343 views

How is Dragon-v2 prepared for being docked for months at ISS?

The Dragon spacecraft is being certified for manned spaceflight. If it's to replace Soyuz, though, it will have to serve as an escape pod for the crew. The current delivery missions are proving its ...
SF.'s user avatar
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12 votes
0 answers
245 views

Does Crew Dragon have a quick-release hatch?

After today's Crew Dragon launch was scrubbed, it took the pad ninjas at least ten minutes to open the hatch. One of the major criticisms of the Apollo Block 1 hatch design after the Apollo 1 fire ...
Mark's user avatar
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11 votes
3 answers
692 views

Plans for ISS crew to enter Crew Dragon?

Are there any plans for ISS crew to enter the Dragon V2 while it is docked during the upcoming Crew Dragon Demo 1 mission?
Fred Larson's user avatar
11 votes
1 answer
670 views

How much manual flying is done in a modern manned spacecraft?

Considering we live in an age of unmanned spacecrafts, with computers more than capable of managing everything from attitude control, burns, to docking and insanely precise powered landings; how much ...
Viniter's user avatar
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11 votes
0 answers
200 views

Small display manipulation unit in SpaceX Crew Dragon [duplicate]

In the historical SpaceX Demo-2 mission there's a moment when Douglas G. Hurley takes out from the souti's leg bag a small gadget and immediately drops it: SpaceX support staff helps and puts the ...
Passiday's user avatar
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10 votes
1 answer
2k views

How does Spacex Crew Dragon capsule deorbit?

Soon the Inspiration 4 mission will launch and the crew will orbit the Earth for three days. How will the crew capsule then deorbit? Will it use the super/regular Draco thrusters?
moshevi's user avatar
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9 votes
2 answers
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What is the orbit and expected lifetime of Crew Dragon trunk?

Per the timeline mentioned in the webcast the Crew Dragon separated from its trunk before the deorbit burn. I suppose that happens so clean separation can be confirmed before committing to deorbit as ...
jkavalik's user avatar
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9 votes
1 answer
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What capabilities does Orion have that Dragon-V2 does not?

In an answer to Why does the government still fund SLS while SpaceX is cheaper and has the same capabilities if not better?, Barry Jenekuns said: Dragon isn't comparable in capabilities to Orion and ...
Fred Larson's user avatar
9 votes
1 answer
1k views

Why will SpaceX do Pad Abort test from a truss, not a real first and second stage?

SpaceX will be doing a Pad Abort test at LC-40 in Florida for the Dragon V2 vehicle to close out the CCiCAP criteria. They will not be using a real first or second stage, instead building some kind ...
geoffc's user avatar
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9 votes
3 answers
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Why not land Red Dragon on the Moon?

Musk has said that the capsule was designed to land anywhere in the solar system. As doubtful as that sound, I can't think of any reasons preventing them from landing on the Moon. Wouldn't it make ...
ventsyv's user avatar
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9 votes
1 answer
409 views

What is the speed of crew Dragon upon splashdown?

After reentry, what is the speed of the Dragon 2 capsule right before splashdown? What g-force is received upon splashdown? At the time of writing, this answer gives such information for many other ...
Speedphoenix's user avatar
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8 votes
3 answers
1k views

Is it probable the Red Dragon will successfully land on Mars on the first try?

Today it was revealed that SpaceX has a deal with NASA to send a Red Dragon lander to Mars, launched on a Falcon Heavy, in 2018. The plan is that it will use supersonic retro-propulsion during the ...
kim holder's user avatar
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8 votes
1 answer
718 views

Where will the fourth crew dragon astronaut sleep?

The ISS currently has a crew of 3, that was brought there on Expedition 63 by Soyuz MS-15. Crew dragon flights will bring 4 astronauts to the iss which means that the ISS will have a crew of 7 on ...
Speedphoenix's user avatar
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8 votes
1 answer
187 views

How many Crew Dragon spacecraft are SpaceX planning to operate?

NASA has bought six Crew Dragon flights and there is at least one private flight booked for next year. There are currently two flight-capable Crew Dragon spacecraft. Is SpaceX currently building ...
Dave Gremlin's user avatar
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8 votes
1 answer
983 views

Purpose of side holes on SuperDraco pods of DM-1 flight Dragon 2 capsule

I've watched the launch video for DM-1 today, and one thing caught my attention. On SuperDraco pods, below the plugged SuperDraco engine openings, there are two more plugged holes. I've marked them on ...
kibihrchak's user avatar
8 votes
0 answers
637 views

Dragon Pad Abort hot fire, how much cleanup work was needed?

The day before the Pad Abort test attempt (May 5, 2015) SpaceX test fired the SuperDraco engines in a hot fire. Similar to how they test the Falcon 9 a day or three before launch, the engines spin up ...
geoffc's user avatar
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8 votes
1 answer
265 views

What is inside the overhead compartments in crew dragon

During the DEMO-2 live stream there was a black section visible above the heads of the astronauts. In an image tweeted out by Elon these were labeled as “9” and “10” with symbols of water droplets. ...
Hans's user avatar
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7 votes
2 answers
2k views

Why does SpaceX not use the Crew Dragon for CRS missions to test it?

SpaceX has the Dragon 1 (Cargo) and Dragon 2 (Crew). It unveiled Dragon 2 about 1 year ago (30 May 2014). Dragon 2 is a radical change over Dragon 1 with many parts that are untested. I would think ...
neelsg's user avatar
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