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The Engineer
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China Developing a Reusable Super Heavy Lift Rocket

07/26/2018 9:38 AM

I came across this article and thought it was interesting....

https://www.space.com/41102-china-reveals-details-for-super-heavy-lift-long-march-9-and-reusable-long-march-8-rockets.html

From the Article:

Long gave an overview of the history and progress of Chinese launch vehicles before providing updates on new projects under development, notably the Long March 9. The Long March 9 will be a Saturn V-class super-heavy-lift rocket comparable in capacity to the Space Launch System currently being developed under NASA. According to Long, the Long March 9 will be capable of lifting 140 metric tons to low Earth orbit, 50 tons to Earth-Moon transfer orbit, and 44 tons to Earth-Mars transfer orbit. The 93-meter-high Long March 9 is expected to have a launch mass of over 4,000 metric tons, producing close to 6,000 tons of thrust.

The core stage will have a diameter of 10 meters while four boosters will each have a diameter of up to 5 meters. This would make the boosters comparable to the Long March 5, China's largest rocket so far, which debuted in 2016 and last July suffered a first stage engine issue that prompted a redesign. A third flight of the rocket is expected around November. The Long March 9 is slated to be ready for a test flight around 2030, with Long adding that progress on the project includes successful forging of 10-meter-diameter alloy rings and breakthroughs related to 500-ton-thrust kerosene-liquid oxygen and 220-ton-thrust hydrolox engines.

Crewed lunar landings, Mars sample return

The first major mission of the Long March 9 is expected to be a single-launch Mars sample return mission, while the rocket is also being designed to facilitate lunar missions, including crewed landings.

CALT has previously said that it is studying a mission profile which would see the Long March 5B—a variant of the Long March 5 to be used for low-Earth orbit launches, including lofting modules for the country's space station—be used to launch the crewed spacecraft which would then rendezvous in LEO with the lunar spacecraft stack launched by the Long March 9 ahead of trans-lunar injection.

Toward this goal, two versions of a new generation crewed spacecraft are being developed, with a scale return-capsule test having been carried out in 2016. The debut of the Long March 5B, expected to follow a successful return-to-flight of the Long March 5, will include a new test related to the spacecraft in summer 2019.

Long also stated that the Long March 9 would be able to launch components for a space-based solar power system, a project which has been previously stated by senior Chinese aerospace and military figures to be under consideration.

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#1

Re: China Developing a Reusable Super Heavy Lift Rocket

07/26/2018 11:47 AM

They are clearly (reading our book), and have the money to compete directly with us...

Is (Cold War II) now starting in earnest?...

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#2
In reply to #1

Re: China Developing a Reusable Super Heavy Lift Rocket

07/26/2018 1:29 PM

Would you please disable the parentheses on your keyboard?

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The Engineer
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#3
In reply to #2

Re: China Developing a Reusable Super Heavy Lift Rocket

07/26/2018 1:42 PM

lol, this made me subconscious of how often I also use parenthesis. I definitely overuse them too.

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#4
In reply to #2

Re: China Developing a Reusable Super Heavy Lift Rocket

07/27/2018 12:57 PM

So, do you also want me to ''discriminate'' against the ''9'' and the ''0'' keys on the main portion of the Keyboard by only using those number keys on the Keypad portion of the Keyboard?...

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#5
In reply to #4

Re: China Developing a Reusable Super Heavy Lift Rocket

07/27/2018 1:20 PM

No. Where did I ever mention that? I just want you be literate.

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#7
In reply to #5

Re: China Developing a Reusable Super Heavy Lift Rocket

07/27/2018 6:00 PM

...I just want you <to> be literate grammatically correct...

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#8
In reply to #7

Re: China Developing a Reusable Super Heavy Lift Rocket

07/27/2018 6:53 PM

Good catch. Too bad it's too late to edit.

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#6

Re: China Developing a Reusable Super Heavy Lift Rocket

07/27/2018 2:46 PM

I don't see any correlation between space exploration and cold war.
Or maybe it's the bit where the Orange one wants a Space Force?
Del

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#9
In reply to #6

Re: China Developing a Reusable Super Heavy Lift Rocket

07/27/2018 7:26 PM

As a point of clarification, Cold War I was when the Russians:

- launched a working orbital satellite around Earth, (i.e.: sputnik);

- similarly, launched a man into orbit around Earth (i.e.: Yuri Gagarin);

- similarly, launched a dog into orbit around Earth (i.e.: Lyka (sp?));

- similarly, launched a woman into orbit around Earth (i.e.: name regrettably forgotten);

etc., etc., etc., while we were struggling to just get a rocket to stay up long enough to get to space at all, but some how, we managed to get the first men to walk on the Moon...

Or, have you forgotten the significance of those little details ?...

What we have now is a Cold-War-type-of-race-to-Mars and/or to-Space-supremacy, again...

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#10
In reply to #9

Re: China Developing a Reusable Super Heavy Lift Rocket

07/28/2018 2:48 AM

<sigh> Correlation doesn't show causality.
You might as well say it was due to Kennedy's assasination or the screening of bewitched on TV (Elizabeth Montgomery has a lot to answer for)
Maybe read this wiki entry...?
https://en.wikipedia.org/wiki/Cold_War
Del

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#11
In reply to #10

Re: China Developing a Reusable Super Heavy Lift Rocket

07/28/2018 5:23 AM

No no no no no the cold war was caused by this show, not by Bewitched!

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#12
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Re: China Developing a Reusable Super Heavy Lift Rocket

07/28/2018 11:43 AM
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#13

Re: China Developing a Reusable Super Heavy Lift Rocket

07/30/2018 8:50 AM

It was this guy..

https://en.wikipedia.org/wiki/Truman_Doctrine

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#14

Re: China Developing a Reusable Super Heavy Lift Rocket

07/30/2018 3:27 PM

Now the Chinese want to develop a reusable super-heavy-lift rocket, too. When will they stop just copying somebody and do something truly original? I'm certain they are capable of something nobody has done before. I wouldn't be surprised if they already have and I'm just showing my ignorance.

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#15
In reply to #14

Re: China Developing a Reusable Super Heavy Lift Rocket

07/30/2018 3:35 PM

Geez... dude...
The Chinese invented the rocket.
The Americans just used German expertise having spirited away the top German scientists at the end of WWII.
Del

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#16
In reply to #15

Re: China Developing a Reusable Super Heavy Lift Rocket

07/30/2018 9:05 PM

GA !

This is more precisely my point. Why is it that western civilization (Europe and her former colonies) can only recognize an eastern civilization accomplishment if it is a copy of a western civilization accomplishment?

I know my earlier comment was cringe worthy and I applaud all who cringed. My intentions were to instill some of the deeper thoughts that Del caught and presented.

China is a technological giant that may just be beginning to awaken from her slumber. (Many others are also on this cusp. Please, I mean no disrespect to any of the many others.) China can one day again surpass the West. If we work together we can go even farther. If we only fight each other, then everyone may lose.

All I can now say is that I was eating some Cheetos during my earlier reply. I hope I wasn't chanelling something evil.

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#18
In reply to #16

Re: China Developing a Reusable Super Heavy Lift Rocket

07/31/2018 12:02 PM

It depends... Were they Chinese Cheetos?... (ah ha ha...)

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#17
In reply to #15

Re: China Developing a Reusable Super Heavy Lift Rocket

07/31/2018 11:59 AM

In point of fact, we took-in those German rocket scientists that wanted to surrender to the West before the Russians could get to them... The Russians still acquired the services of (i.e.: captured) many other German Scientists and engineers as well, including, but not limited to, German warship-related Engineers...

If they offered to surrender to you, or your predessors, would you have been more happy, in the long-run, to have turned them away?...

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#19
In reply to #15

Re: China Developing a Reusable Super Heavy Lift Rocket

08/02/2018 11:26 PM

So did the Soviets.

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#20
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Re: China Developing a Reusable Super Heavy Lift Rocket

08/06/2018 12:02 PM

I seriously doubt that any german scientist or engineer actually wanted to surrender to the Soviets after the German Army invaded western Russia so brutally...

Can you provide any specicifics that correspond Werner Von Braun's trek to personally let his group of German Rocket scientist to surrender to the west in 1945?...

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#21
In reply to #20

Re: China Developing a Reusable Super Heavy Lift Rocket

08/06/2018 11:54 PM

I don't recall saying that the German scientists WANTED to surrender to the Soviets.

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#22
In reply to #21

Re: China Developing a Reusable Super Heavy Lift Rocket

08/07/2018 8:59 AM

You didn't say any wanted to join the Soviets. However, I'd be surprised to find out that not a single German scientist actually wanted to join the Soviets.

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#23
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Re: China Developing a Reusable Super Heavy Lift Rocket

08/07/2018 12:05 PM

It's my understanding that the Russians overran certain German research facilities and took into custody some of the German atomic scientists, among others, and gave them the opportunity to continue their work in the employment of the Russian Government, or be treated like the rest of the prisoners of war in the Russian prison camps...

Given that option, most of the captured german scientists and engineers understandably chose the (lesser-of-two-evils), and stayed alive significantly longer than if they had not so chose... but that does not directly correspond to seeking out Russian service, voluntarily, before being captured...

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