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Questions tagged [red-dragon]

Questions about the version of the SpaceX Dragon spacecraft designed for a voyage to Mars.

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What would Red Dragon's realistic payload mass be?

So SpaceX's Red Dragon is unlikely to ever fly. But if it had, what would it's realistic payload to the surface be? How significant would the payload penalty be if the capsule itself was built to ...
user2702772's user avatar
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35 votes
2 answers
5k views

SpaceX and propulsive landing on Mars -- what just happened? (and why?)

There is some news that I've just read about in the Pod Bay SE chat room: Wired: SpaceX's Mars Plan Hits a Pothole. Up Next: The Moon? Ars Technica: Elon Musk’s Mars rocket may be about to lose half ...
uhoh's user avatar
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2 votes
2 answers
235 views

Red Dragon sample return

How will the Red Dragon take off from Mars and get back to earth? All the drawings I've seen just show the capsule on the surface and no rocket to take off again or power the return flight. Could ...
DR smith's user avatar
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2 votes
0 answers
149 views

For a cubesat mission piggybacking on a Red Dragon, what are the tradeoffs for launch early and late in the launch window?

SpaceX will be launching two Red Dragons in 2020, one at the beginning of the launch window (July) and one at the end (September). For a CubeSat mission that would have to piggyback on one of the two ...
user19742's user avatar
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2 votes
1 answer
348 views

How will astronauts live in Spacex's red dragon?

If SpaceX's Red Dragon will ever bring astronauts to the red planet, would it need to connect to a deep space habitat? I'm asking because the red dragon seems to be too small for a seven or eight ...
M.Tyler's user avatar
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5 votes
2 answers
871 views

How much modification would Dragon 2 or Red Dragon require to serve as a lunar lander?

How much would Dragon 2 or Red Dragon need to be changed to act as a lunar lander? What I mean is not just landing but also lifting off from the Moon's surface to a specified orbit to dock with ...
Mark777's user avatar
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8 votes
0 answers
635 views

How is retropropulsion by the Falcon 9 first stage being used to design retropropulsion entry on Mars?

Much has been made of how the reentry burns of Falcon 9 first stages occur at an altitude where the atmosphere is similar in density to the atmosphere of Mars, and so they demonstrate that supersonic ...
kim holder's user avatar
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3 votes
2 answers
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What exactly makes Red Dragon costly

Red Dragon is currently in the news again. Except for its enormous amount of ambition and its relatively large risk of failure (e.g. Falcon Heavy RUD, a SuperDraco failure on Mars, mixing imperial and ...
choeger's user avatar
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9 votes
2 answers
511 views

Why cannot supersonic retropropulsion, for use in the Red Dragon lander be tested on Earth?

What is the reason that Red Dragon is testing supersonic retropropulsion on a Mars mission. Is the Earth's upper atmosphere too different to that of Mars to validate this method as a viable way of ...
Mike H's user avatar
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7 votes
1 answer
616 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 ...
Ezra Bailey's user avatar
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3 votes
1 answer
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Will Red Dragon experience a "Communications Blackout" during SRP?

In the recently proposed entry of Red Dragon into the Mars atmosphere, the supersonic retro-propulsion (or SRP, roughly: slowing down using thrusters while still moving against the atmosphere at ...
uhoh's user avatar
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5 votes
2 answers
446 views

Can Red Dragon generate electrical power after a Mars landing, or will it rely only on battery power?

Red Dragon will presumably have to shed or re-stow solar arrays before any landing. What will be the source of electrical power after landing?
Mike H's user avatar
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9 votes
3 answers
1k views

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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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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19 votes
4 answers
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 ...
PearsonArtPhoto's user avatar
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