<<@JS-rz5gx
says :
We need a follow up on this video because these turkeys have just recently gotten some suckers to pitch in an additional $30 Million.
>>
<<@tucsonmclean5138
says :
What's wrong of being a regular guy
>>
<<@Christopher_Giustolisi
says :
Almost 4 years after this video the concept hasnยดt gone anywhere.
>>
<<@hyphen2612
says :
3 years later, Spinlaunch had finally abandoned the centrifugal launch system and is now "launching payloads via conventional method" aka "yeah we're done, but we still got some of that investor money to burn."
>>
<<@JoeSmith-cy9wj
says :
This might be a good time to bring up a TV series called 'Salvage' , where a scrap yard group build a space vehicle to go to the moon. It worked. On tv.
>>
<<@wooy1701
says :
Im sure someone else has commented this already but at 9:30 the old footage says it was a gun type bombs. So the device launched didnโt have any of the microsecond precession implosion stuff mentioned earlier.
>>
<<@johnmagnotta8401
says :
Something I've noticed rewatching these older videos.. the ideas change, the stupidity stays the same!
>>
<<@Meatball2022
says :
5:33 you missed the best part. Theyโve developed an instantaneous airlock to maintain the vacuum. They say they have 2 doors. One will close behind the mach5 satellite before the other will open. Itโs hard to type that without laughing.
>>
<<@reyalPRON
says :
this could never work.. there is something called physics...
>>
<<@SLGY
says :
UPDATE 2025: They're no longer focusing on spinlaunching, they're pivoting to creating an internet satellite constellation, put into orbit with conventional rockets. ๐คฃ
>>
<<@DerMig590
says :
When I first heard of this I thought, man that is super dumb ๐
>>
<<@Nagria2112
says :
wait.... you dont know we can "cold seperate" (where the upper stage engine ignites AFTER seperation) rockets and still get them to fire even when they slow down due to drag? Hot seperation (where the upper stage engine ignites before seperation) isnt always possible so we had to solve the problem of fuel on the wrong side of the tank decades ago. how do you think the upper stages work under cold seperation? you make it seem impossible and yet we did it before. i dont like spin launch but some arguments are clearly not thought through.
>>
<<@vonlobo
says :
No part 3 ??? You have been havly debunked thunderfoot. This video aged like milk.
>>
<<@otiebrown9999
says :
The PHYSICS, never worked for SPIN LAUNCH.
>>
<<@danpress7745
says :
The bottum line is, no one should ever try, never try anything.
>>
<<@MicahMulder
says :
What I am wondering is how they will design fuel tanks that won't rupture when they have fuel in them 20k times heavier than normal.
>>
<<@nathanjedrej792
says :
Just a high powered mass of moving parts and violence.
>>
<<@redhairdavid
says :
Scott manley did a video on this recently and made it seem plausible. Has anything changed?
>>
<<@JamesTrue
says :
1) Who needs to launch a rocket into space with less than an hour notice? 2) Why are you calling a test run unsuccessful when the device did what it said? 3) why misspell better so many times and not notice?
>>
<<@Fylasfrommabi
says :
They are STILL going with this nonsense....
>>
<<@blablablablabla-bla
says :
What a tool does a debunking video, with the pommie accent trying to sound clever.....wah..not worth my time
>>
<<@qartheros
says :
Any update on this since they seem to be progressing with this tech. Multiple successful sub-orbital payloads, etc
>>
<<@cccmmm1234
says :
Ww2 proximity fuse shells were made with valves in them vacuum tubes in American. They survived being fired out of guns. Modern electronics is way tougher.
>>
<<@cccmmm1234
says :
They also need rifling to keep it stable. Those fins are inadequate.
>>
<<@zweispurmopped
says :
Investment options like this making money from investors always makes me wonder what mentally under-equippeds have this much money in their f*ck-it-buckets to shell it into lost cases. In what fair world do such intellectual failures get enough rewards for their work that they can dump it into this rubbish? What morons is money being wasted on?
>>
<<@sai63836
says :
5:32 they actually have explained how they get away with this, they the chamber has 2 doors, which allows one to shut behind the projectile before the majority of the air enters, and yes the door does just close ridiculously fast, so no they dont need to evacuate the chamber each time
>>
<<@davidagnew6191
says :
Has anyone at Spinlaunch explained why their system is better than a gun?
>>
<<@jacksoncapps9792
says :
False. Go correct yourself.
>>
<<@Pyrolonn
says :
I'd be game for a part 3, they're still around, though not making headlines with launches
>>
<<@davidclark3304
says :
I've always been amused that speeds in stories about Spinlaunch (and others) are quoted in Mach speeds. Why is the speed of sound significant, when it's linear velocity that matters? It sounds more like an attempt to impress, giving the impression of a scam.
>>
<<@huskor11
says :
10th grade physics says. For each force, must be an opposing force. Say here counter balance force. When you just release the rocket, can't imagine the force needed to balance the whole platform.
>>
<<@SISSYPUSS
says :
Spin launch that big barrel it can shoot fourteen times a day! I happen to have a spin-wash machine that does lettuce at about 1/4 g.
>>
<<@seeyaatthebema
says :
"And I debate creationists" Now that's science!
>>
<<@mickkelly6389
says :
Fun sponge
>>
<<@KaizenOramara
says :
Something tells me that you're just naysaying all the good ideas out there...
>>
<<@wordup897
says :
Look into the roots of Nasa. Arthur Clarke, Walt Disney, von Braun, Jack Parsons, Ron Hubbard, Alister Crowley by proxy. Sci Fi writers and occultists were the "inventors".
>>
<<@SillySausage-mq3so
says :
Startup SpinLaunch aces 10th suborbital launch with high-tech slingshot News By Tereza Pultarova last updated October 6, 2022 SpinLaunch plans to loft small satellites into low Earth orbit by 2026. Still going :)
>>
<<@Zminator1986
says :
Damn, I'm half tempted to buy an old Popular Science magazine, pick a technology that will never work, and present to investors. I'm currently thinking on presenting space launch via big gun or the Orion Project.
>>
<<@ericchin739
says :
Not to mention all the testing required before launching a payload. Using this technology, manufacturers would have to somehow test their components at 20,000 G??? In a vacuum?!! Yeah.... I'm sure those tests would be simple enough ๐๐๐๐๐
>>
<<@SarahMaywalt
says :
I got an idea. Let's put re-entry in the beginning.
>>
<<@ctbt1832
says :
Actually, this spin launch is real. Most fuel is burnt during takeoff. if they can find a way to avoid it and have some type of momentum until the rocket boosters kick in. it will work.
>>
<<@jimwolford7294
says :
Watch a few you-tube videos of record, cds or laserdiscs exploding in slow motion when spun at high speed. The pieces tumble. They don't fly away like a CGI of Thor's hammer. Even if Spinlaunch could make everything else work, you have the projectile doing cartwheels, which means you have to add mass to reinforce the projectile and you need to add mass for a mechanism to stop the tumble.
>>
<<@winstonwho
says :
we can confidently state with this system that we can achieve sending shotgun pellet-like debris up into the sky and possibly into space at incredible speeds. Need trash yeeted into space or at least away at high speed? this is it
>>
<<@6teeth318-w5k
says :
In Anarchy Online there are cannons who shots garbage into orbit. Maybe he got the diea from that.
>>
<<@United_Slaves_Of_Israel
says :
You keep comparing the 200kg "payload" to other projectiles' total weight. Payload is useful cargo capacity in rockets, not total weight.
>>
<<@pauliew4796
says :
I read they have had a few successful test launches ๐ค Anyone have any updates
>>
<<@BrewMcBrew
says :
Thubderf00t, I've watched you since the God debates and I know that I can always come here to get the brutal, unvarnished physical truth/facts about anything that looks too good to be true, like the solar sidewalks and roads. I HAVE A QUESTION ABOUT the SPINLAUNCH device that I have not seen addressed but probably has been somewhere. HERE is the question: WHAT HAPPENS TO THE ARMATURE AFTER the projectile gets launched? I.E., after the balance is thrown COMPLETLY OFF? Would not the device explode because of the huge instantaneous imbalance? Anyone? Sorry if you've already answered this one. ...AND... what about a gyroscope in the nose of the projectile? Or would that mess with the physics of the spin up arm? Like a perpendicular rotational force acting against the launch arm? BTW I am not a physicist as you can tell by how I phrase my questions. ๐
>>
<<@6teeth318-w5k
says :
Uhm. Ice cream so good.
>>
<<@waffle8364
says :
"better to give than receive" good god that is funny ๐
>>
<<@Jared1954
says :
Note: When you calculate the RPM you dont take into account the frame rate of the video. it could easily be going a multiple of your calculated speed if the frame rate is semi synced with he speed of the rotation. Its also possible that the video shown wasnt actually from when they launched and they might have added the sound effects. not saying that spin launch isnt BS just trying to be fair with the facts.
>>
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