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re: Anybody else on pins and needles over the launch of the James Webb Space Telescope?

Posted on 12/23/21 at 9:07 pm to
Posted by chackbae
Member since Nov 2021
106 posts
Posted on 12/23/21 at 9:07 pm to
quote:

I’m sure NASA would prefer SpaceX Falcon Heavy to do it but the equatorial orbit left them with limited options for launch providers. I am also nervous because it’s gonna be a huge benefit to science if it succeeds.


The Ariane rocket has an unparalleled track record.


The launch is the least scary part of the whole thing. All the steps needed after are what I’m sure is keeping them up at night.
Posted by supadave3
Houston, TX
Member since Dec 2005
31752 posts
Posted on 12/23/21 at 9:13 pm to
quote:

The launch is the least scary part of the whole thing. All the steps needed after are what I’m sure is keeping them up at night.


I don’t know nearly as much about this as you apparently do but I did watch a video about all the things it’s going to do AFTER is deploys and it’s truly unbelievable, especially when you consider the size of this stuff.
Posted by TigerstuckinMS
Member since Nov 2005
33687 posts
Posted on 12/23/21 at 9:16 pm to
quote:

especially when you consider the size of this stuff.


Hubble is the size of a school bus. Webb dwarfs it once unfurled. I want to say the sun shield is like a tennis court.
Posted by UAinSOUTHAL
Mobile,AL
Member since Dec 2012
5195 posts
Posted on 12/23/21 at 11:34 pm to
quote:

I’m sure NASA would prefer SpaceX Falcon Heavy to do it but the equatorial orbit left them with limited options for launch providers. I am also nervous because it’s gonna be a huge benefit to science if it succeeds


I’m not worried about the Arianne 5 it is a proven launch vehicle. I’m worried about the 334 single points of failure on the deployment of the sun shield and mirror.
Posted by shutterspeed
MS Gulf Coast
Member since May 2007
70507 posts
Posted on 12/23/21 at 11:45 pm to
quote:

I came across a reddit thread this week and way down the comments were people who, having no real connection to the project, were so emotionally invested they were talking about how devestated they would be if this fails.

Gave me some insight to how some people have followed this project or what it means to them.


The crazy thing is, is that it doesn't seem like it's going to provide much to the layperson the in the way that Hubble did. The JWST seems geared only toward hard science.
Posted by biglego
San Francisco
Member since Nov 2007
83013 posts
Posted on 12/24/21 at 12:05 am to
quote:

I'm protesting the launch because it should be named the Spud Mackenzie Space Telescope.
Posted by Ancient Astronaut
Member since May 2015
37139 posts
Posted on 12/24/21 at 12:25 am to
quote:

It’s set to launch on Dec 25th.


Too bad we are gonna have to wait months to see baller images
This post was edited on 12/24/21 at 12:25 am
Posted by GoRuckTiger
Bossie City
Member since Aug 2013
1545 posts
Posted on 12/24/21 at 12:48 am to
From what I've read this telescope's home will be out past our moon. That's what worries me. If anything goes wrong there's no way for us to fix it like we did with Hubble.
Posted by Vandergriff
Member since Nov 2020
1462 posts
Posted on 12/24/21 at 2:09 am to
Have a very good friend who is one of the chief engineers on the project. He's been working on it for over 15 years.

Needless to say he is nervous but excited. He is missing Xmas with his family because of the latest delay and having to be on the east coast (mission control) for the launch out of South America.

It's basically been his life's work for almost 2 decades.
Posted by supadave3
Houston, TX
Member since Dec 2005
31752 posts
Posted on 12/24/21 at 9:18 am to
What time is this bad arse lifting off? I want to watch it.
Posted by Godfather1
What WAS St George, Louisiana
Member since Oct 2006
87400 posts
Posted on 12/24/21 at 9:19 am to
Now we’ll have a Webb telescope up there to go along with the Hubbell telescope.

Webb Hubbell. Also known as Chelsea Clinton’s biological dad.
Posted by theOG
Member since Feb 2010
10769 posts
Posted on 12/24/21 at 9:22 am to
Yes, can’t wait. Been following construction on Instagram forever.
Posted by Funky Tide 8
Bayou Chico
Member since Feb 2009
55898 posts
Posted on 12/24/21 at 9:27 am to
Posted by viv1d
Member since Aug 2017
1804 posts
Posted on 12/24/21 at 9:39 am to
It is launching on an Arianne 5 rocket from the ESA. Just my opinion, I wouldn't trust this thing on any rocket but a SpaceX rocket.
Posted by cypresstiger
The South
Member since Aug 2008
13373 posts
Posted on 12/24/21 at 9:39 am to
LINK
Lift off info
Posted by jeffsdad
Member since Mar 2007
24066 posts
Posted on 12/24/21 at 9:47 am to
quote:

No. The Webb requires an insertion into an equatorial transfer orbit. From the latitude that SpaceX launches from, it would need a lot of cross range delta V (north/south thrust versus straight east) to get to an equatorial orbit. If it did that, then it wouldn't have enough fuel to hit the altitudes Webb needs to get from the booster before it can take over with its own propulsion.


So, they just don't point it up...
Posted by LSUisKING12
Baton Rouge
Member since Sep 2010
323 posts
Posted on 12/24/21 at 9:53 am to
Can anyone explain or provide a link to the science we hope to learn from this? I honestly don’t know much about space but I am genuinely curious on what this could teach us and how we could benefit from it.
Posted by cypresstiger
The South
Member since Aug 2008
13373 posts
Posted on 12/24/21 at 10:02 am to
See the link above. Or search “webb Space Telescope” on that interwebs thing
Posted by LEASTBAY
Member since Aug 2007
16314 posts
Posted on 12/24/21 at 10:06 am to
The Advantage of it is that it can see through gas clouds and crap like that due to the spectrum of light it can image. I'm sure it will construct images via software for us to see.
Posted by Alika_kahuna
Member since May 2021
246 posts
Posted on 12/24/21 at 11:03 am to
Super excited but nervous as hell. This is a one and done type mission. Anything goes wrong we can't fix it because of its distance. Also, it was built with no access points for astronauts.
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