The Astronomy Thread

Itzena_sl

shitlord
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What amazes me is the level of effort put into it all from both the trolls and nuts.
Have you not read the various politics threads here?
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khorum

Murder Apologist
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Charon's eccentric orbit caught from new horizons still a couple weeks away.

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Muh hype. Good time to blast some dulcet Carl Sagan tones.

 

Denamian

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Was watching the SpaceX stream hoping to see them finally land the first stage and instead the damn thing blows up during MaxQ. Goddammitsomuch.
 

LachiusTZ

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I personally dont think landing rockets is going to end up being worth a damn . . . but whatever, its interesting as fuck to watch them try. Lol
 

Furry

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said it before, will say again. attempting to land rockets under power on earth is cosmically dumb. I don't know why they're trying to do it, but they should stop.
 

khorum

Murder Apologist
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said it before, will say again. attempting to land rockets under power on earth is cosmically dumb. I don't know why they're trying to do it, but they should stop.
I love that spacex actually makes several mods for Kerbal Space Program. Though you COULD actually try to make a reusable booster stage in the stock game somehow. I've no idea HOW but considering people made robotech veritech fighters in KSP I wouldn't be shocked.



Anyways, they actually modded the game to put that autonomous landing barge in more than the actual rocket supposedly. The Dragon's real barges are autonomous too and their proposed final plan is that the entire launch and retrieval ecosystem (choppers, barges etc) would be autonomous.
 

Denamian

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said it before, will say again. attempting to land rockets under power on earth is cosmically dumb. I don't know why they're trying to do it, but they should stop.
They're doing it because rockets aren't cheap. I thought you would know this since you apparently know more about rockets than actual rocket scientists. Maybe you should let them know that what they're doing is dumb.
 

Palum

what Suineg set it to
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They're doing it because rockets aren't cheap. I thought you would know this since you apparently know more about rockets than actual rocket scientists. Maybe you should let them know that what they're doing is dumb.
Yea it's called water. Abundant and a lot softer than rocks at low speeds.
 

Agraza

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Getting to a fully re-usable launch vehicle represents a huge savings in long-term models. It opens the envelope on how much investment you can pour in since less of it is being burned in a pile per launch. Higher ROI, more investors, more synergy involved in moving to an increasingly extraplanetary economy where the people that control launch technology make insane stupid money.
 

Denamian

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Yea it's called water. Abundant and a lot softer than rocks at low speeds.
That has it's own problems. NASA used to recover and refurbish the SRBs from the shuttle, but it took months to do and you have to go out to the ocean to recover the rocket. SpaceX wants to eventually land the rocket near the launch site and have it ready to go again asap.

Maybe their plan will turn out to not be feasible with current technology, but it's damn interesting to watch them try.
 

Palum

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That has it's own problems. NASA used to recover and refurbish the SRBs from the shuttle, but it took months to do and you have to go out to the ocean to recover the rocket. SpaceX wants to eventually land the rocket near the launch site and have it ready to go again asap.

Maybe their plan will turn out to not be feasible with current technology, but it's damn interesting to watch them try.
You misunderstand. Instead of the ocean, build Olympic swimming pool next to launch area. They have it down to near misses mostly, it's the fine control issues that are going to plague it indefinitely. If it fell over into water instead of a hard landing platform it'd probably explode less.
 

Denamian

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You misunderstand. Instead of the ocean, build Olympic swimming pool next to launch area. They have it down to near misses mostly, it's the fine control issues that are going to plague it indefinitely. If it fell over into water instead of a hard landing platform it'd probably explode less.
I imagine dunking the rocket would slow own how quickly it can be reused, but that sounds like something that could be done if landing it on the ground proves too difficult. Certainly better than not recovering it at all.
 

iannis

Musty Nester
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The main thing that can be said for it is that if they're able to do it the hard way, they should have developed the tools to be able to do it an easier way much more effectively.

And if they can get funding to TRY to do it the hard way, that is also a positive.

It seems silly as shit, but they're man-challenging this thing. And if they're able to get it reliable within 10-15 years it will seem a hell of a lot less silly. And if they aren't... there should still be a lot of innovation and practical technique that comes out of failure.
 

khalid

Unelected Mod
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"not because they are easy, but because they are hard"

Bravo for them trying to do this. As Iannis said, even the failures will drive technology forward.