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This experiment shows how objects moving in a circle instantly travel in a straight line when the force holding them disappears. SpinLaunch uses this same physics idea to launch rockets

791,184 views • 8 months ago •via X (Twitter)

35 Comments

Joel B. Williams III's profile picture
Joel B. Williams III8 months ago

The G-Force inside of the ship would be so great that anything put inside of it would probably be crushed beyond recognition. Do you know how high the RPMs have to be to be able to throw a spaceship to into outer space? 🤔

central kingdom's profile picture
central kingdom8 months ago

Doesn’t work. Payload would be scrambled into paste before it reach launch speed

Anthony Kim's profile picture
Anthony Kim8 months ago

Really want to get that timing right.

Bob Carter's profile picture
Bob Carter8 months ago

they’re not launching anything because the payloads will get crushed.

PrimePremise's profile picture
PrimePremise8 months ago

Pretty sure the spinny thing is going to have a serious unbalanced problem as soon as it lets go of the rocket.

Zachary Nemecek's profile picture
Zachary Nemecek8 months ago

Potential problem I see with this method: wouldn't a rocket being spun at launch speeds put too much stress on the frame in directions it wasn't designed to handle?

ℂ𝕣𝕪𝕡𝕥𝕠𝕄𝕦𝕟𝕔𝕙.pls's profile picture
ℂ𝕣𝕪𝕡𝕥𝕠𝕄𝕦𝕟𝕔𝕙.pls8 months ago

Couldn't imagine a human inside a rocket like that though. That would be some insane gforce

TheRealVerbz (Jason Verbelli)'s profile picture
TheRealVerbz (Jason Verbelli)8 months ago

The same applies to electromagnetic radiation.

Mark - RIGHT WITH JESUS's profile picture
Mark - RIGHT WITH JESUS8 months ago

@grok, what kinds of payload can withstand the G-forces using this method?

XRP369's profile picture
XRP3698 months ago

Is this not the principle of sling shots?

Derek Allen's profile picture
Derek Allen8 months ago

Curious about the contents inside...will all that centrifugal force effect machines, equipment, certainly biological items are not suitable for that type of launch?

Paul Anderson's profile picture
Paul Anderson8 months ago

This experiment shows how objects moving at orbital speeds interact with Earth's lower atmosphere. Spin launch is about as effective as shooting a bullet into water.

Mixed Messages's profile picture
Mixed Messages8 months ago

Pretend this can launch at 1,000 mph. At launch the rocket is travelling in direction Y. A half-cycle early, it was travelling in direction -Y. If the launch arm has a 100-yard radius, that's a net 2,000 mph acceleration in half a second.

Dan DeRose's profile picture
Dan DeRose8 months ago

Also see: - Shotput - Hammer Throw - Discus

ClairvoyantBTC's profile picture
ClairvoyantBTC8 months ago

Rockets are typically pretty delicate so all that sideways g force is not going to work.

Pjos11's profile picture
Pjos118 months ago

David killed Goliath with the same principle.

Jew4Desantis. ex Trumpaholic's profile picture
Jew4Desantis. ex Trumpaholic8 months ago

People knew this thousands of years ago.

Marc Hoag's profile picture
Marc Hoag8 months ago

Hence “centrifugal” is a misnomer; “centripetal” is where it’s at. The former is center-fleeing the latter is center-seeking, however counterintuitive that may be. (Just consider a gravity well as the “center-seeking” force, absent which, there is no force whatever, and hence the object therefore spinning round that well will continue tangentially out from the point where it was when that force last existed.

IrisTech's profile picture
IrisTech8 months ago

Spin launch. Is it operational or still in the promising phase?

Truth Dispenser's profile picture
Truth Dispenser8 months ago

THIS SEEMS LIKE A GREAT METHOD to get raw materials to orbit. But anything that isn’t solid mass would be crushed

David skowronski's profile picture
David skowronski8 months ago

This would only be the case if the table. is not tilted, affected by a strong magnetic field, vibrating, or is not spinning. Also assumes the center of mass of ball is not off center.

MJ's profile picture
MJ8 months ago

Weeeeeeeeeee!

Scott Phillips's profile picture
Scott Phillips8 months ago

10,000 Gs

johng@yahoo.com's profile picture
[email protected]8 months ago

The Yeet-o-nater 3000

Chris Reschke's profile picture
Chris Reschke8 months ago

@grok what percentage of current payloads could use this method?

MartyMeatball's profile picture
MartyMeatball8 months ago

The problem with this idea is that the contents would shift during the centrifuge phase and make the "rocket" unstable for flight. It would then disintegrate when launched. Rockets need to be carefully balanced to fly correctly.

kanifeli's profile picture
kanifeli8 months ago

The issue with this is G-forces. The acceleration fase could damage some of the satellite components and i do not think a human would survive the spin-up.

Richard Lanzer's profile picture
Richard Lanzer8 months ago

Theory flaws in this.The "projectile", when the gate is opened & into the directional tube/barrel, will have existing side forces that will provide for it to side pressure in the tube/barrel. Those side pressures will provide for the "projectile", to jamb in the tube or endo.

IMIZI Green_guard's profile picture
IMIZI Green_guard8 months ago

The physics that sends a ball flying off a string is the same physics being used to launch rockets into space. SpinLaunch turned a classroom experiment into a launch system. 🚀⚙️✨

Jamie Hashi's profile picture
Jamie Hashi8 months ago

They throw rockets like that? That’s scary. Soon they’ll start doing it with airplanes too cuz it’s “more efficient” or something 😀

westSideDude💥💎📊's profile picture
westSideDude💥💎📊8 months ago

Newton figured this out 300 years ago. SpinLaunch just finally built it.

Joel Teply's profile picture
Joel Teply8 months ago

The g force is no big deal when designed for it. There’s electronics that can take 100,000 G. Think about the electronics inside some artillery shells for example. The forces here aren’t even close. NOT a major engineering challenge, sorry dunning Krugerites.

dave's profile picture
dave8 months ago

Why would you need an experiment to show this? What is the alternative? It just goes in a weird spiral?

𝗖𝗺𝗮𝗻's profile picture
𝗖𝗺𝗮𝗻8 months ago

@grok what's the law and theory backing this experiment

Synaptic Axon's profile picture
Synaptic Axon8 months ago

Is there a shoulder-fired version of this for sub-orbital ballistic launch?

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