FairAndUnbiased
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The SpaceX Starship + Superheavy stack is going to be tested in an orbital flight next month if permission from the American flight authority is there. And from this article from April 2021 :
The Starship can potentially carry 100 people though of course for flight to Mars and landing there maybe that number will be actually much less given the arrangement for food, water, bathrooms, radiation shelter etc.
I've talked about this before.
Before you can launch a manned Mars mission you must validate all systems. That means:
1. You must have a satellite that can reach Mars, orbit it, then return to Earth. Never done in all of history.
2. You must have a satellite that can reach Mars, deploy a lander, retrieve at least a sample, then return to Earth. Never done in all of history.
3. You must have a continuously inhabited spacecraft in orbit that does not receive resupply for at least 12 months. Never done in all of history.
4. You must have a manned Mars orbiter that can return to Earth. Never done in all of history.
5. Only then can you actually even attempt a landing. Otherwise, if anything goes wrong, everyone dies.
The launch window for new missions is now closed. It does not open again until September 2022. You need at least 3 missions to validate the return capability, the sample retrieval and human safety for 12 months in Earth orbit without resupply - at minimum.
The minimum time it will take to reach Mars is 5 launch windows away (10 years) from the first launch of the validation missions. Each one of these validation missions will be, in and of themselves, gigantic and historical breakthroughs. Even if a retrievable Mars orbiter is ready to launch in September 2022, it won't arrive until June 2023. You have to watch it for a bit. Then it has to wait for the next launch window in late 2024 to return. That puts you at August/September 2025 at minimum to simply validate if a probe can reach Mars and return safely. Then the next launch window is 2026.
It is physically impossible.