Questions tagged [spacex]
Space Exploration Technologies Corporation, or SpaceX, is a private space exploration company. It was the world's first privately held company to successfully launch a cargo mission into space , cargo to the ISS (International Space Station), land and reuse a booster, and a crewed mission into orbit. See the wiki for related tags.
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What (the heck) is this purple donut in the video of the Falcon 9 fairing's atmospheric reentry?
This SpaceX tweet (found in CNET's SpaceX camera captures incredible view of rocket part returning to Earth) shows a video taken by a camera in one half of the fairing on the recent STP-2 mission and ...
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Potential improvement to BFR or New Glenn if equipped with aerospike exhaust on their engines?
Aerospikes basically tackle the issue of the variability in required expansion ratio for a rocket engine to be efficient at a given altitude. A recent example though mired in legal issues is a small ...
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What accounts for the signal delay from cameras on the Falcon 9?
On the last few webcasts, SpaceX has shown video from both ground tracking cameras and the on-board camera side-by-side, and there's a noticable delay between the two, with the on-board camera being ...
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Did SpaceX use TDRSS or USAF ground station to track Falcon 9 stage 2?
Which system did spacex rely to?
Falcon, not dragon
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How does the flight trajectory of a GEO vs LEO mission vary for a Falcon 9 first stage?
How does the trajectory vary between the two types of missions? Specifically, how does the speed and velocity vary for the booster for a Falcon 9 mission?
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When docked, do Dragon solar panels contribute to ISS mains power?
What it says on the tin.
Does a docked Dragon trunk section contribute to the ISS's batteries? I'm aware it would probably be minimal though due to orientation and occlusion of the panels, and when ...
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What is this ring-shaped part falling from Starship SN9 after launch?
The picture shown is a screenshot during the recent launch of SpaceX's SN9 from a live stream, and I noticed that a black ring fell off the exhaust/engine. It only shows up for around a frame or two ...
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Is Crew Dragon rated for any non-Spacex boosters?
The Spacex crew Dragon uses the Falcon 9 for its orbital launches, and is not set to ever use a different launcher.
However, an uncrewed Dragon will probably launch on the Falcon Heavy, as is planned ...
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Electrical power requirements for Starship or Falcon 9
Anybody know where one could dig up electrical requirements for Starship? In other words, if Starship were sitting on the launch pad drawing power prior to launch, what would the load be?
I imagine ...
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How does the SpaceX Dragon nosecone separate?
SpaceX's Dragon uses a nosecone to protect the docking port during ascent.
The nosecone seems very large. 1/3 of the capsule's height large. And yet, it separates while the second stage engine is ...
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How similar to a crewed flight will SpaceX Demo Mission 1 be?
With the upcoming premiere of the Dragon 2 in SpaceX's DM1 launch, I was wondering how similar it will be to a mission with actual astronauts. What I mean by this is things like:
Will the launch ...
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Purging process of a rocket engine
Does spacex purge Falcon 9 engines after landing ? If so, which gas is used for purging?
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Why is heated Helium used for tank pressurisation in Falcon 1?
Here in Falcon 1 user guide, in table 2-1 in page 8, heated Helium is mentioned as used for tank pressurisation. What will be the temperature of such He and why is heated He used?
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Does the downrange position of an ASDS vary, depending on payload mass?
SpaceX in its recovery attempts can either do a Return To Launch Site (RTLS) or land downrange on an ASDS landing barge.
The Telesat 19V and 18V payloads were some of the heaviest payloads on the ...
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What is the droplet size that is desirable for pintle injectors?
The pintle injectors tend to generate droplets after impingement of the fuel and the oxidiser stream and I understand that the droplets will be premixed.
In such a case, even a larger premixed ...