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/sci/ - Science & Math


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File: 616 KB, 2048x1370, SN6.jpg [View same] [iqdb] [saucenao] [google]
12081080 No.12081080 [Reply] [Original]

EARTH-SHATTERING KABOOM edition

Launch: Thursday September 3, some time before 8:00 PM CST (1:00 AM UTC)
Livestreams:
>LabPadre: https://www.youtube.com/watch?v=Ky5l9ZxsG9M
>SPadre: https://www.youtube.com/watch?v=rCnl4IZOPe0
>NasaSpaceFlight: https://www.youtube.com/watch?v=AKA-r2lt8uc
>EveryDayAstronaut: https://youtu.be/JQB31yXJCo8

Launch Vehicle: SpaceX Starship Serial Number 6 (SN6) with 1x Raptor engine (SN29)
Launch Pad: Starship Launch Pad, Boca Chica, Texas
Landing Pad: Starship Landing Pad, Boca Chica, Texas
Payload: Two big rolls of stainless steel welded together in a box (mass simulator)
Hop Parameters: Max vertical distance of ~150 meters, with some horizontal translation, then down onto the pad.

SpaceX statistics: This is the first hop of SN6, and the 2nd hop of a proper Starship prototype.

TFR: https://tfr.faa.gov/save_pages/detail_0_3127.html
Road Closure: https://www.cameroncounty.us/spacex/ (8:00 AM to 8:00 PM local)

News:
>https://www.nasaspaceflight.com/2020/09/starship-sn6-hop-super-heavy-coming/
>https://www.brownsvilleherald.com/2020/09/02/musk-updates-starship-progress-sn6-prototype-fly-early-today/

Starship testing history: https://en.wikipedia.org/wiki/Starship_development_history#Prototypes_and_testing
SN5 hop video: https://www.youtube.com/watch?v=s1HA9LlFNM0

>> No.12081081
File: 2.29 MB, 1796x908, Landing pad & launch pad.png [View same] [iqdb] [saucenao] [google]
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>> No.12081092

im finna boutta hop

>> No.12081098

Fuck spaceX, and Elons to let hobby wasting taxpayer money

>> No.12081105

fuck boing, bezos, shelby, and the rest of oldspace too

>> No.12081106
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12081106

>Fuck spaceX, and Elons to let hobby wasting taxpayer money

>> No.12081109

>>12081098
Still got more flight time than SLS Tony.

>> No.12081110

>>12081098
lol

>> No.12081114

What was yesterday's SLS booster test about?
Didn't they do this like 2 or 3 times already?

>> No.12081117

>>12081109

Tony Bronco

>> No.12081121

>>12081114
RESULTS
OVER
RETHORIC

>> No.12081122

Have they even static fired the Shelby Launch System?

>> No.12081123
File: 42 KB, 445x541, 24-_Season_1_guest_star_Dennis_Hopper.jpg [View same] [iqdb] [saucenao] [google]
12081123

Dennis

>> No.12081130

>>12081121
You know what I think?
By now these should be flying, so they're just wasting them so they can build more.

>> No.12081142

>>12081130
space hard :)

>> No.12081143

Lox Venting

>> No.12081149

>>12081098
>wasting taxpayer money
Doesn't most of SpaceX's income comes from its commercial launches?

>> No.12081151

>>12081142
I mean, how do they justify sitting on their ass for a year?

>> No.12081155

>>12081151
space hard >:(

>> No.12081158
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12081158

CHILL

>> No.12081163
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12081163

>>12081142
>>12081155

>> No.12081176

>>12081163
hard like my cock!

>> No.12081180
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12081180

> We've got a donation here from Anon who says "depots4lyf" and "yeet pisslocks to Mars" I'm not sure what that means but thanks for your donation of $5 meme bucks Anon

>> No.12081181

SIREN

>> No.12081185
File: 1.49 MB, 1920x1080, sx.png [View same] [iqdb] [saucenao] [google]
12081185

I had an epiphany.
I was asking myself, how the fuck will they launch Starship from Mars when it's so complicated on Earth?
Well, just look at pic related.
They'll use the first starships as a fuel farm.

>> No.12081198

S I R E N
I'M GONNA CUM

>> No.12081201

>>12081185
I doubt the test ships are really designed for long term fuel storage, there are much better tanks for such things.

>> No.12081202

>>12081185
link to this stream? looks comfier

>> No.12081203

>>12081185
Mars atmosphere is not as dense as Earth so a SSTO there is possible

>> No.12081205

>>12081185
elon musk is a FYCKING geniuous. he thinks of everything. it was all part of a plan

>> No.12081206
File: 308 KB, 719x721, 1598379123866.jpg [View same] [iqdb] [saucenao] [google]
12081206

> We've got a contribution from Anon who says "put pisslocks on Mars". I'm not sure what that means but thanks for your contribution to labpadre Anon

>> No.12081208

>>12081202
It is.
https://www.youtube.com/watch?v=Ky5l9ZxsG9M

>> No.12081211

>>12081202
https://www.youtube.com/watch?v=Ky5l9ZxsG9M

>> No.12081212

>>12081202
https://www.youtube.com/watch?v=Ky5l9ZxsG9M

>> No.12081213

LET'S FUCKING GOOOOOOO

>> No.12081214

>>12081212
>>12081211
>>12081208
lel

>> No.12081216

>>12081201
Mars won't really boil of your tanks.
You'd want thermos configuration, but I think 2 starships can do the job easy to fuel a third one.

>> No.12081219

>have the bandwidth to stream 3x HD
yee

>> No.12081222

I've been looking for this hop

>> No.12081224

If this works, Elon will have launched and landed two different types of rockets in the SAME DAY

>> No.12081223

>>12081222
it's been looking for you, anon

>> No.12081226

>>12081208
>>12081211
>>12081212
TRIPLE KILL

>> No.12081229

DOWN TO THE LAST SECONDS

>> No.12081230

>>12081224
how can oldspace even compete

>> No.12081235

>>12081117
would NSF just SHUT THE FUCK UP

>> No.12081238

>>12081235
Lab are silent

>> No.12081241

>>12081235
Watch Lab Padre

>> No.12081245

ASCENSION
ASCENSION
ASCENSION
ASCENSION

>> No.12081247

THERE SHE BLOWS

>> No.12081252

AHHHHHHHHHHHHHHHHHH

>> No.12081253

Good job NASA

>> No.12081254
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12081254

>> No.12081255

>>12081238
>>12081241
ty i wont make that mistake again

>> No.12081257

>leaning again

>> No.12081258
File: 12 KB, 273x383, Screenshot_2020-09-03_19-45-30.png [View same] [iqdb] [saucenao] [google]
12081258

Worlds biggest water bottle rocket

>> No.12081260

member when the BO shills spammed these threads every single day with demoralization
I member

>> No.12081261

YES!!!

>> No.12081262

DOWN IN FLAMES

>> No.12081270

landing not looking so good on lab

>> No.12081271
File: 445 KB, 1280x1600, SN6.jpg [View same] [iqdb] [saucenao] [google]
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>> No.12081274

TWO DIFFERENT TYPES OF ROCKET LANDINGS IN THE SAME DAY

>> No.12081276

The heavy venting on the side scared me at first but it seems to have been okay.

>> No.12081278

did it ded

>> No.12081281

>>12081274
from the same company!

>> No.12081289

>>12081278
Yes, the competition is ded

>> No.12081298

>>12081289
no, this was a fluke

>> No.12081300

Two rockets.

Two scoops.

>> No.12081310

It's definitely leaning pretty hard over to the left, my guess would be that it came down slightly at an angle and some of those crappy snap-out legs got cronched.

>> No.12081313

Why does it look like it's still on fire from sapphire cam?

>> No.12081314

>>12081298
And every Falcon 9 landing was a fluke too?

>> No.12081316

>>12081310
That's exactly what they're designed to do anon...

>> No.12081319

>>12081223
It must have been. I have been looking every day for many days, then I see this thread and it's 1 minute left of countdown.

>> No.12081336

About time for some real landing legs Elon

>> No.12081343

>>12081316
Yeah, but I do hope that moving forward they ditch those for some more permanent actuated legs. NSF are cooming about the hover too, I hope during one hop they have it hover, translate a bit in a different direction, maybe do a little rotation and then land afterwards, just to show off fine control.

>> No.12081361
File: 2.79 MB, 864x478, SN6 hop.webm [View same] [iqdb] [saucenao] [google]
12081361

Extended cut webm showing fire.

>> No.12081367

I'm not an engineer, but if you get hydrolic driven landing legs, they it will just straiten itself with no intervention.

>> No.12081373

>>12081367
More dead weight for pretty much nothing

>> No.12081377
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>> No.12081384

https://youtu.be/zC8RxgL9tK4

>> No.12081390

>>12081373
I don't know, man, just use fuel as hydrolics.
Seems pretty important to land right up on Mars.

>> No.12081394

>>12081314
you bet

>> No.12081405

>>12081316
How is this supposed to land on lunar regolith again and not tip over?

>> No.12081413

>>12081405
how did NASA do it 50 years ago?

>> No.12081422
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12081422

>> No.12081423

>>12081413
they didnt. cgi.

>> No.12081424

>>12081405
Maybe do what the Soviets had planned with their LK lander and have rocket thrusters facing downwards to steady the craft?

>> No.12081432

>>12081422
Haha, the birbs are confused.

>> No.12081435

>>12081413
Their lander wasn't a tall rocket.

>> No.12081437
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>> No.12081440
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>>12081413
The landing module was very light and short. Starship is tall and heavy with stubby legs. How is supposed to deal with a pocket of deep regolith and no dedicated landing pads?

>> No.12081441

Poor Rocketlab, their big news runied by Starship hop.

>> No.12081444
File: 1.71 MB, 937x936, attempt1.png [View same] [iqdb] [saucenao] [google]
12081444

More flight time than SLS.

>> No.12081450

>>12081441
there were 7k people in the stream,they did allright

>> No.12081452

>>12081441
Presentation in the middle of the week seems odd. They could have picked a Friday or weekend

>> No.12081456

>>12081343
They will, they used these because they're already built. Hops wait for no fancy hardware.

>> No.12081458

>>12081390
Doesn't matter, it's a one way trip.

>> No.12081459

>>12081441
Different audiences. Those who really want Photon won't be distracted by the giant metal can hopping.

>> No.12081469

>>12081456
Ah yes, the based development strategy.

>> No.12081479

>>12081441
>big news
They deserved it

>> No.12081483

>>12081458
It matters because the way Starship is designed, you're gonna need lifts to get to the surface.
Lifts don't work when titled.

>> No.12081486

>>12081310
It's leaning just like sn5 did. I guess it has something to do with having only one off-center engine

>> No.12081496

>>12081483
You don't need lifts if the hatch is on the dirt. Might need a spade, but not a lift.

>> No.12081502

>>12081486
Probably, comes down first on one side and cronches those legs before the others make full contact and take up the full weight. Seems like a tip hazard to me, but hey the first hopp was last year, the next one last month, so they're starting the trend of speeding way the fuck up again. Next hop will probably take place this same month if the trend keeps up.

>> No.12081503
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12081503

>>12081444
LOL

>> No.12081508

>>12081502
They're prepping the next hop now. Sub orbital later this afternoon. LEO by dinner time.

>> No.12081510

>>12081496
Dude, wtf?
Do you think Martian landers will just go through the fuel tanks?

>> No.12081525
File: 42 KB, 647x955, tilt.jpg [View same] [iqdb] [saucenao] [google]
12081525

>>12081502
Yeah, it's tilted when it's landing, but the engine is thrusting perfectly vertical

>> No.12081529

>>12081502
Hopefully the issue gets resolved when Starship gets three engines.

>> No.12081531

>>12081510
They'll topple over and roll down the bottom of the hill. Wherever it stops rolling is where the colony will be established.

>> No.12081538

>>12081531
Works in KSP.

>> No.12081543

>>12081531
shillfren, you never explained why exactly they'll have to fall over
you do realize this rocket is a prototype, right?

>> No.12081544

>>12081531
You're fucking wrong in every way.
SpaceX needs an active landing gear system to make it up right.

>> No.12081550

>>12081531
>>12081538
>tfw your colony keeps sliding over the terrain at 1.0 m/s because of a slight slope

>> No.12081551
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12081551

>no word on the thermal protection system especially when on the last hop the tiles fell off or cracked

>> No.12081552

>>12081544
No. The lander will destroy itself. They will be true martians until their death.

>> No.12081558
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12081558

>>12081503

>> No.12081561

>>12081551
Just cover the outside in ice.

>> No.12081563

>>12081550
Maybe you can use the grabber unit to anchor the base?

>> No.12081564

>>12081551
But only some of the tiles cracked, because they used like five different types of mounting system to figure out which ones will be more likely to work.
They didn't even say much about the TPS when it way overachieved in it's thermal test except to post the tiles getting blowtorched on twatter.
Why would they hype them now?

>> No.12081569

>>12081558
>Elon Musk dabbing on the ghost of US Senator Richard Shelby, Mars Colony 1, 2030, colorized.

>> No.12081570

>>12081552
You're making it hard on you to dismiss it.
Even my alcoholic self can picture a simple hydraulic system to do what's needed.
I bet SpaceX thought crush core approach was enough for now.

>> No.12081577

>>12081563
>Starship on approach to land at Muskbase1
>gets 2.3km from it, it shoots off into the air and explodes
I hope KSP2 has some better physics ffs

>> No.12081587
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12081587

>>12081564
>missing tiles coming from a lunar return trajectory
Don't be overly dismissive about this. It may be the most important aspect for Starship

>> No.12081613

>>12081587
No one is being dismissive anon-right now the thermal protection testing is in its infancy. They're going to send it up on prototypes and proof it out. i'm guessing one of the prototypes will indeed be sent into a lunar orbit and returne as a stress test.

>> No.12081623

>>12081587
But some of those tile mounts did hold up though, so I don't get what you're casting doubts about here. The next time they attach some tiles they'll probably use a bunch of smaller permutations on the ones which held up well last time, and at some point a decision will be reached about which ones are best.
With possible multi-kilometer hops requiring longer burn times, they'll have the perfect opportunity to put sets of tiles through prolonged vibration stress tests.

>> No.12081624

>>12081587
How dare SpaceX not immediately develop things fully! They should do it the NASA way of spending billions of dollars and many years "developing" technology so that it's seemingly perfect before its first flight. Sure, developing as you fly is faster, cheaper, and better, but it doesn't look as good.

>> No.12081629

It's just not he same the second time.
Reminds me of Sex.
I'm kinda excited, but not really.

>> No.12081635

Will SN8 have three engines? I'm getting pretty sick of retards not realizing the engine is off-center on the current prototypes and making idiotic comments about the landing.

>> No.12081649

>>12081635
SN8 will have 8 engines, a nosecone, flaps and will go 20 km up and attempt the bellyflop manoeuvre.
It's gonna be crazy to watch, even if it fails.

>> No.12081651
File: 112 KB, 772x956, sn5 tiles.jpg [View same] [iqdb] [saucenao] [google]
12081651

>>12081623
There were 10/17 tiles lost or destroyed by the hop

>> No.12081653

>>12081649
3 engines, sorry.

>> No.12081657

>>12081629
Your kind is the reason we never got Apollo 18 and 19. Too quick to get bored.

>> No.12081661

>>12081649
>SN8 will have 8 engines
Why not go all out and make a 500 engine variant?

>> No.12081663

>>12081587
kek is this the columbia?

>> No.12081666

>>12081629
So you don't watch any of the F9 launches and landings anymore?

>> No.12081674

>>12081657
Well, you're wrong, by the time we got to 15, nobody gave a fuck about moon missions.

>> No.12081675

>>12081661
you will need to wait for SN500 ;)

>> No.12081677

>>12081649
What Starship only has six engines.

>> No.12081682

>Be ATC controller
>Suddenly 100 planes speaking different languages request to land in your one landing strip

>> No.12081690

>>12081682
WE GAAN

>> No.12081698

>>12081677
Yeah, I messed up, I meant 3.

>> No.12081749

>>12081666
Yeah, I do. All of them.
But did you notice how they just stopped screaming like pussies in the background?
Guess that sums up how I feel.

>> No.12081764

>>12081098
Nice try Bezos

>> No.12081772

>>12081405
You understand the final version will have the complete engine setup? launches and landings won't look anything like what we saw today

>> No.12081794

Ok, wait, nevermind, I thought of a dumb design lift that can work on a tilted starship.
Not really up to a good start if that's what we're going for.

>> No.12081814
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12081814

Aerogel insulated propellant tanks when?

Wouldn't it be practical to not have to dump your expensive cryogenic fuel if the launch is scrubbed?

>> No.12081819

>>12081814
Isn't aerogel delicate as glass? Won't launch vibration just pulverize it into dust between the inner and outer tank?

>> No.12081827

>>12081819
to call it glass-like is an insult to glass

>> No.12081828

>>12081651
looks like a bird shit on it.

>> No.12081856

>>12081819

Older gels were very brittle but some new ones are eutectic. Probably enough to withstand launch vibrations.

>> No.12081926
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12081926

>>12081651
That means that 7 tiles did hold though. Progress. Also they have more concerns than tiles now. Starship unironically costs as much as a Falcon Heavy if they want to fly it expendable they’ll be fine.

>> No.12082029

>>12081856
Just use the fogbank aerogels we used in our nuclear warheads. If that shit can withstand the rigors of launch and re-entry on a fucking solid-fueled ICBM then it should be more than up for life in a Starship.

>> No.12082258

>>12081551
Time to bring back that active cooling through pores concept

>> No.12082261

>>12081413
It was a one time deal
Those people who made it happen are all retired or dead.

>> No.12082615

>>12081651
God damn that's bad, that was only a minute and a half hop with only one engine they have an insane ways to go to improve that shit

>> No.12082744
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12082744

where's the kaboom?

>> No.12082818

>>12082744
"No boom today. Boom tomorrow. There's always a boom tomorrow. "

>> No.12083260

Rumor is that China is going to launch their experimental spaceplane within the hour!

>> No.12083494

>>12081437
bad Navball, it needs to be barely off of vertical (nothing but blue) and prograde vector should be off to the side in the direction that it's off vertical by about 10 degrees

>> No.12083531
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>> No.12083641
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12083641

>>12083494
Smartass

>> No.12083645

>>12083641
that's beautiful, thank you

>> No.12083855

>>12082615
Too little information to say.
We don't really know what they were testing and if they were all the same.

>> No.12084375
File: 129 KB, 1190x669, chinese-spaceplane.jpg [View same] [iqdb] [saucenao] [google]
12084375

>>12083260
and it did launch!
>On September 4th, China successfully launched a reusable test spacecraft using the Long March II F carrier rocket at the Jiuquan Satellite Launch Center.
>This is the 14th launch of the Long March II F carrier rocket
Apparently, it is not only a clone of the X-37, but was launched to the same orbital plane of the X-37B that is currently in orbit, so they plan to check each other out!

>> No.12084377

>>12084375
It's also made out of super lightweight cardboard! Very advanced stuff!

>> No.12085511

>>12081749
I used to believe that that was just because of 'rona

>> No.12085616
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12085616

>>12084377
Commies and their cardboard...

>> No.12085700

>>12084375
God I hate the chinese so much. I'm not even american.

>> No.12087812

>>12085700
hating chinese is natural anon
has been for millennia
don't fret about it

>> No.12087994
File: 113 KB, 879x619, Aerogel_hand.jpg [View same] [iqdb] [saucenao] [google]
12087994

>>12082029

Has there been actual talk about using this in commercial rockets?

Imagine being able to store cryogenic propellants for months on end, either on Earth or off it.

The trick is choosing one of the many kinds of Aerogel. We can probably eliminate the common silica based gel because it shatters if you so much as fart in the same room with it.

>https://en.wikipedia.org/wiki/Aerogel

>> No.12089024

>>12081663
was

>> No.12089152

>>12081149
Commercial launches include launch for government si technically it is tax money
I'm pretty sure they still get subsidies but I haven't heard if it changed for month.

>> No.12089194

>>12087812
It's just fear of the superior race.
They are going to dominate the world and you know it.

>> No.12089218

>>12089194
china is flooded to hell, beginning to starve, facing increasing unrest, all with an ever more unstable economy
the second century of humiliation is soon to begin :^)
to succumb to hubris is to be chinese

>> No.12089221

>>12081624
The Irony is that SpaceX will need NASA for all those technologies.
And consider the time frame. If you can't afford to work simultaneously on 2 required technology you spend more time doing them sequentially.

NASA do good work, it's just that the governments, congress and lobby don't want any change, they want steady jobs and good PR. It will only change when a competitor, SpaceX or other, humiliate them enough they can't maintain the joke.
Then they'll blame someone else and claim they always wanted change.