Author Topic: SpaceX F9/Crew Dragon : Polaris Dawn : KSC LC-39A : NET Late August 2024  (Read 204429 times)

Online FutureSpaceTourist

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https://twitter.com/rookisaacman/status/1808117310697111669

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Won't be long after the 12th.  Feeling really good about this month.  Will get an official update out soon.

Online zubenelgenubi

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My bold:
Ben Cooper's Launch Photography Viewing Guide; updated July 2:
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The next SpaceX Falcon 9 rocket will launch a Starlink batch from pad 40 on July 3 at 2:57-5:59 a.m EDT. A Falcon 9 will launch the Turksat 6A communication satellite from pad 40 on July 8 around 5-7 p.m. EDT. Upcoming launches include more Starlink batches from pad 40. A Falcon 9 will launch the Polaris Dawn spaceflight participant mission on late July earliest. A Falcon 9 will launch the Cygnus NG-21 resupply mission to the International Space Station on August 3 around 10 a.m. EDT. The first stage will land back at the Cape about eight minutes after launch.



My bold:
Ben Cooper's Launch Photography Viewing Guide; updated July 3:
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The next SpaceX Falcon 9 rocket will launch the Turksat 6A communication satellite for Turkey from pad 40 on July 8 around 5:20-9 p.m. EDT. Upcoming launches include more Starlink batches from pad 40. A Falcon 9 will launch the Polaris Dawn spaceflight participant mission on July 31. A Falcon 9 will launch the Cygnus NG-21 resupply mission to the International Space Station on August 3 around 10 a.m. EDT. The first stage will land back at the Cape about eight minutes after launch.

Edited
« Last Edit: 07/05/2024 06:38 am by zubenelgenubi »
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Offline Oersted

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I feel that this mission should be left, right front and center in the news, yet I don't see anything. I hope there is a news blitz in the making, just waiting for the get-go, but I fear it might not be the case. This could be the most inspiring private space flight ever.

Offline StraumliBlight

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https://polarisprogram.com/dawn/

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No earlier than July 31, SpaceX’s Falcon 9 rocket will launch the Polaris Dawn mission from Florida. Dragon and the Polaris Dawn crew will spend up to five days in orbit, during which they will work towards the following objectives:

Offline GewoonLukas_

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We are targeting no earlier than July 31 for the launch of Polaris Dawn

https://twitter.com/PolarisProgram/status/1808561217033670969
Lukas C. H. • Hobbyist Mission Patch Artist 🎨 • May the force be with you my friend, Ad Astra Per Aspera ✨️

Online FutureSpaceTourist

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https://twitter.com/rookisaacman/status/1808564758104183111

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Thanks to the hard work of @SpaceX, @PolarisProgram and @NASA teams, we cleared a critical milestone last week. More details on that test soon, but for now we are moving on to refresher sims and then off to @NASAKennedy 🚀

https://twitter.com/rookisaacman/status/1808565106969591858

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We are all hoping to hit the NET date.  See you there Felix.
« Last Edit: 07/03/2024 06:17 pm by FutureSpaceTourist »

Online zubenelgenubi

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My bold:
Ben Cooper's Launch Photography Viewing Guide; updated July 8, after Türksat 6A launch:
Quote
The next SpaceX Falcon 9 rocket will launch a Starlink batch from pad 40 on July 14 at 3:35-7:35 a.m. EDT. Upcoming launches include more Starlink batches. A Falcon 9 will launch the Polaris Dawn spaceflight participant mission from pad 39A on July 31. A Falcon 9 will launch the Cygnus NG-21 resupply mission to the International Space Station from pad 40 on August 3 around 10 a.m. EDT. The first stage will land back at the Cape about eight minutes after launch.
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Offline John_Marshall

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My bold:
Ben Cooper's Launch Photography Viewing Guide; updated July 8, after Türksat 6A launch:
Quote
The next SpaceX Falcon 9 rocket will launch a Starlink batch from pad 40 on July 14 at 3:35-7:35 a.m. EDT. Upcoming launches include more Starlink batches. A Falcon 9 will launch the Polaris Dawn spaceflight participant mission from pad 39A on July 31. A Falcon 9 will launch the Cygnus NG-21 resupply mission to the International Space Station from pad 40 on August 3 around 10 a.m. EDT. The first stage will land back at the Cape about eight minutes after launch.

If Polaris Dawn is launching from 39A, has anything been said about how much buffer there is between it and the launch of Crew-9, which presumably is also launching from 39A?

Offline Tomness

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My bold:
Ben Cooper's Launch Photography Viewing Guide; updated July 8, after Türksat 6A launch:
Quote
The next SpaceX Falcon 9 rocket will launch a Starlink batch from pad 40 on July 14 at 3:35-7:35 a.m. EDT. Upcoming launches include more Starlink batches. A Falcon 9 will launch the Polaris Dawn spaceflight participant mission from pad 39A on July 31. A Falcon 9 will launch the Cygnus NG-21 resupply mission to the International Space Station from pad 40 on August 3 around 10 a.m. EDT. The first stage will land back at the Cape about eight minutes after launch.

If Polaris Dawn is launching from 39A, has anything been said about how much buffer there is between it and the launch of Crew-9, which presumably is also launching from 39A?


It doesn't matter any more, they can do Crew from 39a & 40

Online zubenelgenubi

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My bold:
Ben Cooper's Launch Photography Viewing Guide; updated July 8, after Türksat 6A launch:
Quote
The next SpaceX Falcon 9 rocket will launch a Starlink batch from pad 40 on July 14 at 3:35-7:35 a.m. EDT. Upcoming launches include more Starlink batches. A Falcon 9 will launch the Polaris Dawn spaceflight participant mission from pad 39A on July 31. A Falcon 9 will launch the Cygnus NG-21 resupply mission to the International Space Station from pad 40 on August 3 around 10 a.m. EDT. The first stage will land back at the Cape about eight minutes after launch.
If Polaris Dawn is launching from 39A, has anything been said about how much buffer there is between it and the launch of Crew-9, which presumably is also launching from 39A?
It doesn't matter any more, they can do Crew from 39a & 40
Both may launch from LC-39A, as it looks like 2 to 3 weeks separate the launches?  That should be enough time for 2 consecutive crewed Dragon launch campaigns.

We shall see.
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Offline ChrisC

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It doesn't matter any more, they can do Crew from 39a & 40

I don't think we've yet heard of NASA's official green light for crew launches from SLC-40.  Yes, I agree that it's likely now good for NASA crew given the success of CRS-30, but not official.  Would be a good question to ask in the CFT presser on Wednesday -- late, after other questions :)  EDIT: I was of course referring to NASA greenlight for CCP crew rotations.  And nobody asked during the presser, but the hour was already overflowing with CFT questions ...

Anyway, the next Cygnus flight (on an F9) is currently scheduled for August 3rd on SLC-40, which points to LC-39A as indeed most likely for Polaris Dawn.
« Last Edit: 07/11/2024 04:38 am by ChrisC »
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Offline DanClemmensen

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It doesn't matter any more, they can do Crew from 39a & 40

I don't think we've yet heard of NASA's official green light for crew launches from SLC-40.  Yes, I agree that it's likely now good for NASA crew given the success of CRS-30, but not official.  Would be a good question to ask in the CFT presser on Wednesday -- late, after other questions :)

Anyway, the next Cygnus flight (on an F9) is currently scheduled for August 3rd on SLC-40, which points to LC-39A as indeed most likely for Polaris Dawn.
Would NASA have any official part of the decision? It would be a SpaceX flight using SpaceX-owned hardware from a USSF pad with a non-NASA crew.

Online FutureSpaceTourist

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https://twitter.com/infographictony/status/1811083045816127569

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Polaris Dawn (unofficial) work-in-progress infographic. (Updated with a single spacewalker). This is a sample illustration from a larger infographic I am working on.

https://twitter.com/infographictony/status/1811364437607002555

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Work-in-progress: Polaris Dawn concept art (unofficial) for my upcoming infographic poster.

Online FutureSpaceTourist

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I undersrand the entire EVA process takes 2 hrs, not the space walk itself. From suiting up, decompressing, going out-then back in, pressurizing again.

Maybe space walk takes 20-30m? It would be nice to know.

https://twitter.com/rookisaacman/status/1811516090624696441

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Entire operation is budgeted for 2+ hours, but a lot of factors go in to true outside time.  I expect 20 mins for each EVA crew member, leaving the balance of the time for venting, repress and contingencies.  Hope this helps.

Offline ChrisC

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Work-in-progress: Polaris Dawn concept art (unofficial) for my upcoming infographic poster.

Notwithstanding SpaceX's own "aspirational" graphics, the Polaris crew have said that their plan is to climb up on the "Skywalker" structure but that their feet won't leave it.  I believe they've used the example of standing at the top of a ladder (so, no higher than knees-at-top).  To show the astronaut floating around well away from the hatch, or even out with just a hand on a rail, is misleading.
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Online FutureSpaceTourist

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https://twitter.com/rookisaacman/status/1811517876358230418

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There will be one EVA crew member out a time and we will not be free floating. We will be outside the hatch, so not a stand-up EVA, and we will maintain contact w/ mobility aids. The primary objective for the EVA is to learn about the suit performance (single hand and hands free operations, translation) as well as gathering data on thermal management and other ECLSS considerations.

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Nice animation, although this too shows free floating during the EVA:


Online FutureSpaceTourist

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Jared what are the biggest risks with this mission

https://twitter.com/rookisaacman/status/1811527835548303477

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Outside of the typical risks of launch and reentry:
- EVA. We are intentionally venting away a habitable atmosphere. Of note, these same risks existed on other vehicles w/o an airlock - such as Gemini, the Apollo command module and the LEM.  We are very confident in the systems, the operation, the contingency procedures, the support from NASA, the team at SpaceX and our training.
- MMOD. Unfortunately, there are a lot of very small objects that can't be tracked flying at orbital velocities.  Even millimeter size objects can punch through spacecraft. Lower altitudes naturally burn up MMOD, but up high, especially between 600km and 1500km, there is a lot of debris. We are managing this risk, through analysis, trajectory screening, an elliptical orbit w/low perigee and vehicle pointing.
- Radiation. Pretty well managed between the elliptical orbit design, avoiding high altitude south Atlantic anomaly passes, reducing apogee after data collection, contingency plans for unexpected space weather and just a lot of simulator training on worst case vehicle faults.   

These risks all directly relate to important Polaris Dawn objectives and ultimately support the vision of SpaceX. If humans are to become a spacefaring civilization and live on Mars, then it means we will have routinely flown through the Van Allen belts, managed MMOD risk and produced thousands of low cost suits to work and explore outside the safety of a spaceship or habitat.


Offline RocketLover0119

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With F9 now being grounded the odds of this sticking are basically 0...
"The Starship has landed"

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