Airliners.net

Erebus

Re: AS1282 PDX-ONT decompression event, returned to PDX, FAA temporarily grounds 737MAX9 for inspections

Looking at Chris Brady's once again, on the pads and pins. The pins and pads have flat bearing surfaces, rather then my initial imagined matching concave convex surfaces to provide self centering Am I correct in seeing a flange or lip on the edge of the pad which would provide an edge restraint to ...

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Erebus

Re: Japan Airlines A350 collides with aircraft at HND

Regarding the evacuation, the real question for time is how long it took to evacuate the aircraft once the decision to open the doors was made. In many situations a crew can't just open the doors and pop the slides. They need to determine what doors are safe to open first. You never want to open th...

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Erebus

Re: Japan Airlines A350 collides with aircraft at HND

I wonder if the A350 having an aluminium nose section possibly helped save lives of the crew upfront? (Purely hypothetical of course) That nose section took a massive beating but held form quite well, would it of been the same outcome if it was CFRP? :scratchchin: CFRP shouldn't be a problem when i...

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Erebus

Re: Japan Airlines A350 collides with aircraft at HND

Grateful to all cabin crew everywhere who train and practice for exactly this sort of scenario. Getting 367 people out of a tube the size of an A350 under these circumstances with no life-threatening injury is a mind-boggling feat. Very sad to hear about the 5 JCG personnel who died. Whilst the cre...

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Erebus

Re: China Eastern 737-800 crashes in Guangxi, southern China

It's so strange to me that folks seem to just pull out whatever prior accident they know about, often by aircraft type, and try to shoehorn it into the present scenario. I know right. It's like a game of air crash bingo in here. Becomes tedious to sift through all that for factual info on the curre...

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

Can we expect SN9 to come together significantly faster if SN8 blows up? It's gonna be almost 2 months since SN6's hop and I'm afraid of going cold turkey if I have to wait that long again to repeat the test.

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

Francoflier wrote:
Space is hard...

Gonna take four tries to get into orbit again?

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

Nomadd wrote:
(Don't know why it's so huge on the page)

I'm not complaining!

Thanks for your coverage!

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

flyingturtle wrote:
Nooooo... Elon failed at failing. It's detanking right now. No pop.

Again? Somebody used a bit too much superglue...

Good to hear that it is doing better than what it's supposed to.

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

So apparently the cost of FH has increased significantly in the latest USSF contracts award for launch of secret US hardware. https://www.forbes.com/sites/lorenthompson/2020/09/17/when-it-comes-to-military-launches-spacex-may-no-longer-be-the-low-cost-provider/ The price for using its Falcon Heavy ...

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

SpaceX files for 20km hop sometime early as October. Still pending approval. https://fcc.report/ELS/Space-Exploration-Technologies-Corp-SpaceX/1401-EX-ST-2020 If you still can't wait, enjoy this animated show till then. https://youtu.be/DdTYMry7fq0 The FCC permit isn't much of a problem. It's the F...

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Erebus

Re: Could a democratic victory spell the decline of a 2-party system?

I keep holding out for a change in the US political system which has become rather unstable at this point. It is more or less a power struggle between two parties every two years with election campaigns pretty much lasting as long. No meaningful political objectives can be achieved if you're going t...

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

SpaceX files for 20km hop sometime early as October. Still pending approval.

https://fcc.report/ELS/Space-Exploration-Technologies-Corp-SpaceX/1401-EX-ST-2020

If you still can't wait, enjoy this animated show till then. https://youtu.be/DdTYMry7fq0

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Erebus

Re: Boom Lands USAF Cobtract

Revelation wrote:
2eng2efficient wrote:
LOL! Some graphic designer screwed up big time.

Either that, or he/she knew exactly what they were doing.

Mocking the USAF's client is usually not part of a ~~lobbyist's~~ sales team's tools in winning their business.

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

None of musks endeavors will last long wo generating a profit. For example Starlink is all about making SpaceX not only profitable but immensely so. Mars will require a ton of cash and as the Soviets proved, sooner or later even the biggest entities that don’t pay there own way will fail. The DOD n...

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

One could just imagine where this would all be if Elon got as much funding as some of the other guys in the industry.

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

In this video, you see a construction site - a mobile crane, and these five or six slanted, dark pillars. What are they building there? A site to worship the elusive god of antigravity and engine efficiency? That weird looking structure is going to be the launch pad for the Super Heavy. Here's some...

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

https://twitter.com/SpaceX/status/13017 ... 47522?s=20

No engine fire seen this time.

Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

Planeflyer wrote:
Do they have thrusters at the top of cylinder?

Or is all the angle control handled from the rocket engine?

However it is done it’s very cool. Congrats to all involved?

I think it is all controlled by gimbaled thrust.

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Erebus

Re: German government concludes that Putin opponent Alexei Navalny was poisoned

Braybuddy wrote:
Oops. Another couple of agents just got the boot (or worse).

Could be a pair of valenki boots and a ticket to some frozen far off place.

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

If my block 5 numbers are correct, they've done a total of 39 launches using 11 F9s, 2 Heavy Cores, and 2 Heavy Sides.

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Erebus

Re: SLS / Orion - Tests, Launches, & Developments

Some updates here: Northrop Grumman completes a full scale test fire of the SLS booster. Builds on previous tests with improvements. https://spaceflightnow.com/2020/09/02/sls-fsb-1-hotfire-test/ Test footage: https://youtu.be/EOyBNUJ5bA8?t=1206 Comes just as NASA announces a 30% increase in costs un...

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Erebus

Re: United Launch Alliance - Tests, Launches, News, Developments

At first it will be fully expendable. After a few launches they'll work towards recovery of the engine block as that's the most expensive bit, and the BE-4 engine is designed for reuse so it's even more a waste to throw it away. After that it's unknown, they might go for full reusability or decide ...

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Erebus

Re: Rocket Labs - Tests, Launches, Developments

Using a heavy helo for 'airborne recovery' is a sketchy proposition. Indeed. I'll be interested to see how that goes. I think it should be doable. They've already tested the helicopter recovery part of it. Probably the bigger challenge is how to get the first stage to survive the stresses of reentr...

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Erebus

Re: Rocket Labs - Tests, Launches, Developments

They name their missions with rather eccentric phrases. Sounds like a very SpaceX thing that SpaceX never does.

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Erebus

Re: United Launch Alliance - Tests, Launches, News, Developments

SpaceX is finally developing the longer fairing as part of the latest Pentagon contract. It'll be pretty hard to justify a $400 million DH after that. I'm still wondering how long it will take people to notice that the great Boeing Made in America manned spacecraft is getting there on Russian engin...

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Erebus

Re: Putin Opponent Alexei Navalny Apparently Poisoned

This is not about money. If you read up on the case there is little business case for the Nord Stream 2 and a lot of geoplitics. As Churchill accurately observed "The Hun is either at your feet or at your throat" ... Germany is probably in the "at Russia's feet" stage of their f...

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

- whether or not customers are willing to pay 70 million only depends the needs of these customers - and SpaceX' competitors. Launch price + insurance fees will probably be significantly lower than launching on a new-ish rocket. This is an interesting point. Launching with an increasingly older boo...

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Erebus

Re: German student in norway sues university for joke

agill wrote:
”Wenn ist das Nunstück git und Slotermeyer? Ja! Beiherhund das Oder die Flipperwaldt gersput!”

Dangerous stuff

Joke warfare is back!

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Erebus

Re: COVID-19 Non Aviation Thread - Q3 2020

Russia is to start mass production of the first approved - by Russia - vaccine. The problem of course with this vaccine is that it is not properly tested. Phase 1 trials are complete, but not the larger ones. And yet they start mass production and want to begin vaccination of Russians. it hasn't be...

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Erebus

Re: Betelgeuse to go Supernova in Days or Decades?

Interesting Follow up. Hubble saw it all happen. https://www.cnn.com/2020/08/14/world/betelgeuse-star-mystery-hubble-scn-trnd/index.html The superheated plasma was released from the star through a large convection cell, like hot bubbles rising in boiling water -- except hundreds of times the size o...

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Erebus

Re: COVID-19 Non Aviation Thread - Q3 2020

I’m kinda surprised not to see a discussion about Russia’s approval of what they call the “world’s first Corona vaccine”. https://www.bbc.com/news/world-europe-53735718 It’s not known whether they have completed several stages of testing or not and the results of their tests are unknown as well as ...

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

Success! The grain silo has finally taken flight and is back on the ground safely!

https://twitter.com/thesheetztweetz/status/1290800150194073610?s=20

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

Tugger wrote:
Scrubbed, or at least detanked...

Tugg

They're really taking a very cautious approach to this round of testing.

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

SN5 150m hop test right now. Live stream here.

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

Bit of an emotional speech from Elon Musk. He looked like he was at a loss for words in the moment.

https://youtu.be/2z3J-muBiVQ

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

SN5 static fire test completed. No kaboom yet again. Looking good for flight test in the coming days.

https://www.space.com/spacex-starship-prototype-sn5-static-fire.html

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

Does anyone know what they're going to do with those fins? I see they dragged them around all week and gave them a bath. I think those fins will go on SN5 to do the hop test. Here's a picture of MK1 with such fins attached. https://pbs.twimg.com/media/EFIF8ADW4AEwX9j?format=jpg&name=medium http...

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

Nomadd wrote:
And Starship SN5 didn't blow up during testing today.

Lol. Where's the Kaboom? There was supposed to be an earth-shattering KABOOM!

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

SN5 passes cryogenic proof testing. Well that wasn't exciting at all! No failure, no collapse, no boom! What fun is that? :spin: Starship development is where the most fun is at right now! :smile: Falcon ops have become so routine that it isn't cause for a lot of excitement at the moment. But still...

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

SN5 passes cryogenic proof testing. Starship test campaign back on track after SN4 went boom last month damaging the pad. SN5 will attempt the 150m hop if all goes well sometime down the road. Another prototype, SN7 was tested to higher pressures recently to the point of failure. It used new welding...

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

Congrats to SpaceX for successfully getting America back into crewed spaceflight. This was a very exciting moment for me. I wasn't around to see the first flight of the Shuttle but this for sure felt like it for me. Watched the whole welcome ceremony with Bob and Doug alongside the ISS crew. I'm as ...

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

Dm-2 extended. But for how long? https://www.teslarati.com/spacex-crew-dragon-astronaut-launch-debut-nasa-upgrade/ My opinion is DM-2 should be a 2 week mission. There’s value in a post flight examination of the spacecraft before flying the next mission. Short mission buys more time to make any nee...

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Erebus

Re: NASA Artemis Selection Announced

Orion is designed for deep space, including some radiation protection, basic storm shelter if a solar flare occurs during a mission (Apollo lacked the latter). Whereas Dragon is designed to do well what it is intended for, as a short duration ferry flight to/from LEO. It's heatshield is designed to...

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Erebus

Re: NASA Artemis Selection Announced

Of the 2 bidders that were not chosen, one of them is known to been Boeing, which had partnered with Intuitive Machines. No details on what they proposed. Some details of their proposal here, which was submitted in November 2019. https://en.wikipedia.org/wiki/Boeing_Lunar_Lander Is Orion the only s...

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Erebus

Re: SpaceX - Tests, Launches, Developments - 2020

Would anyone be able to tell me why these tests are performed in the dark of the night?

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Erebus

Re: Hubble - 30 Years On

JWST will probably last a while. Projected lifespans don't really mean much. It will have one actively cooled instrument that could run out of Helium some day, but the rest are passively cooled. Besides the helium coolant, JWST's position in space is not completely stable and it needs to expend som...

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Erebus

Re: Hubble - 30 Years On

Not really, Erebus, the direct replacement is the James Webb. Still, adaptive optics have sort of eliminated the need for large space based mirrors. https://www.businessinsider.in/nasa-hubble-telescope-replacement-james-webb-space-telescope-assembled-after-12-years/articleshow/70886209.cms https://...

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Erebus

Re: Hubble - 30 Years On

30 years! Amazing machine. I hope they can keep it going for even longer so as to not miss any important astronomical phenomena. Hubble, Chandra, and Spitzer were a formidable trio of space based observatories. Spitzer's gone, but the 6.5 m JWST and the 2.4 m WFIRST will be coming online over the ne...

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Erebus

Re: Stupid things observed during COVID

Could not find anyone more stupid...

‘Lick the shrine’ videos in Iran go viral amid coronavirus fears

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