Boeing Starliner

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MartG

Original Poster:

20,685 posts

205 months

Friday 20th December 2019
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Eric Mc said:
Scott Manley is saying that it used up too much of its rendezvous fuel just holding the correct attitude. There's a press conference coming up very shortly.
No doubt Scott will release a Youtube video later today

eharding

13,733 posts

285 months

Friday 20th December 2019
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NASA press conference in progress....timing differences being blamed.

MartG

Original Poster:

20,685 posts

205 months

Friday 20th December 2019
quotequote all
Eric Mc said:
Boeing is really not generating a lot of confidence in their capabilities at the moment.
A software glitch, on a Boeing ship, might be at the origin of the possible failure frown

How surprised I am... frown

MartG

Original Poster:

20,685 posts

205 months

Friday 20th December 2019
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Aiming for a landing at White Sands in about 48hrs

Eric Mc

122,043 posts

266 months

Friday 20th December 2019
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Around sunrise too. He mentioned a 7.00 am local time.

Based on what is being said at the press conference, it sounds to me that the controllers did well to assess what was going on quite quickly and stabilising the craft before they lost control of it completely.

It also seems that the glitch appeared when the Starliner was in a "dead zone" for telemetry communications - so they didn't get the data showing what was happening until a minute or so after it had started to go wrong.

Eric Mc

122,043 posts

266 months

Friday 20th December 2019
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It was a clock issue that caused the cancellation of the attempted first launch of the Space Shuttle in April 1981.

MartG

Original Poster:

20,685 posts

205 months

Friday 20th December 2019
quotequote all
They made a mistake in the press conference saying crew could have fixed the error - press is going in for the kill...

Some are also raising the question of whether they need to rerun the flight or go straight to a manned test - surely a successful unmanned docking with the ISS is a contractual requirement ?

Eric Mc

122,043 posts

266 months

Friday 20th December 2019
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Contracts can be amended if necessary. I would say, pending a review as to how serious this timer anomaly is, that the next flight COULD be a manned one. After all, with previous generations of manned spacecraft, modern levels of autonomy were just not possible.

Beati Dogu

8,896 posts

140 months

Friday 20th December 2019
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Even if NASA don't require a repeat flight, it's certainly going to delay a manned mission by months.

Damn shame, but hopefully the re-entry process will complete safely, so they can complete that chapter of the test.

The Atlas V and new Centaur upper stage did their part flawlessly at least.


Gandahar

9,600 posts

129 months

Friday 20th December 2019
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MartG said:
Is it just me or is the ULA coverage rubbish compared to SpaceX:

720p rather than 1080p
No onscreen telemetry ( velocity, altitude etc. )
No onboard video of staging
No onboard video of Starliner separation
The audio presentation was far better than SpaceX but the video was far worse. For the audio they went into the crew capsule being grey as it was better in tests on the ablative side than white, that the thermal blanket and the black tiles same as on the SST but that the heat sink was new. Also that although the launch abort technology was active they shut it off from the actual motors just to avoid a false fire. All really cool..... then no images... smile

Hopefully we will see the Rosie the dummy, er sorry, don't mean to be sexist, Rosie the Anthropomorphic Test Device, in action on re-entry.



Edited by Gandahar on Friday 20th December 16:58

Gandahar

9,600 posts

129 months

Friday 20th December 2019
quotequote all
I do love all the Boeing bashing by the SpaceX people. I hope Rosie is reading this after her "post insertion anomaly" disappointment frown

Seriously though, it's not often nowadays you get issues in the orbit environment compared to pre launch or getting up there. At least they will be able to test the rather more tricky re-entry procedure to see how that goes, so more data to come. Of course last time they only got 2 parachutes out, so were cutting it fine, so hopefully they can all deploy this time. Otherwise it's more time to be added.

Next is SpaceX and their launch abort.

Given both teams progress so far I think if I was an astronaut I'd rather be on Orion going to the moon on top of SLS. That's going slow but sure in general.




eharding

13,733 posts

285 months

Friday 20th December 2019
quotequote all
MartG said:
They made a mistake in the press conference saying crew could have fixed the error - press is going in for the kill...

Some are also raising the question of whether they need to rerun the flight or go straight to a manned test - surely a successful unmanned docking with the ISS is a contractual requirement ?
The NASA Administrator was directly asked this in the press conference - https://youtu.be/NpQlxN4xbKM?t=1992 - and said he does not rule out approving a manned Starliner launch without first having demonstrated an unmanned ISS docking.

Gandahar

9,600 posts

129 months

Friday 20th December 2019
quotequote all
eharding said:
MartG said:
They made a mistake in the press conference saying crew could have fixed the error - press is going in for the kill...

Some are also raising the question of whether they need to rerun the flight or go straight to a manned test - surely a successful unmanned docking with the ISS is a contractual requirement ?
The NASA Administrator was directly asked this in the press conference - https://youtu.be/NpQlxN4xbKM?t=1992 - and said he does not rule out approving a manned Starliner launch without first having demonstrated an unmanned ISS docking.
I assume given that if it fails then they have enough reserves on board for a completion of mission. It still does not test out the docking mechanism though.

If Space X does a good abort test if I was NASA I would say good to go if the parachute tests have passed. If Starliner lands ok with 3 parachutes soon then I would ask them to do another end to end test unmanned,,,, what's the rush?

I wouldn't want to get into two commercial companies racing like the countries in the 60's.

Both teams will get this done for 2020 manned missions.

Leithen

10,914 posts

268 months

Friday 20th December 2019
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As long as it doesn’t end up like R100 and R101.

Einion Yrth

19,575 posts

245 months

Friday 20th December 2019
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Gandahar said:


Given both teams progress so far I think if I was an astronaut I'd rather be on Orion going to the moon on top of SLS. That's going slow but sure in general.
That particular combination hasn't done much to fail at yet. We shall see.

RobDickinson

31,343 posts

255 months

Friday 20th December 2019
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Yeah choose the almost untested capsule on the rocket that's never flown option.


Its a shame this test failed but that's why you test. I hope they don't get a pass for this though.

MartG

Original Poster:

20,685 posts

205 months

Friday 20th December 2019
quotequote all
Leithen said:
As long as it doesn’t end up like R100 and R101.
If NASA delay SpaceX because of this it would be like Chevrolet being forced to stop selling cars because a Ford's wheels fell off frown

Beati Dogu

8,896 posts

140 months

Friday 20th December 2019
quotequote all
hidetheelephants said:
No doubt Musk will be thinking up some bon mot to put on twitter, Bezos will be in his secret bunker under a volcano, laughing maniacally while stroking a white cat.

Gandahar

9,600 posts

129 months

Friday 20th December 2019
quotequote all
Einion Yrth said:
Gandahar said:


Given both teams progress so far I think if I was an astronaut I'd rather be on Orion going to the moon on top of SLS. That's going slow but sure in general.
That particular combination hasn't done much to fail at yet. We shall see.
It's done a perfect escape test so far and under a pressurisation test failed at a percentage far more than required.

Yes it's slow, but still 100%.

Eric Mc

122,043 posts

266 months

Saturday 21st December 2019
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Scott Manley's video on the Starliner launch is now up and as informative as ever -

https://www.youtube.com/watch?v=4QKr4-tNtPc