Author Topic: EXOS aerospace  (Read 123202 times)

Offline ringsider

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Re: EXOS aerospace
« Reply #140 on: 10/15/2018 05:54 pm »
Livestream is up, T-15 minutes was quoted back at 10:57 MST, so we should be about 9 minutes from launch right now, but there are still one or two techs near the rocket (as well as the truck).  Don't know if they'll bug out and then say go or what.


EDIT: Now at T-5, looking at 11:10 MST (18:10 UTC) for T-0.

That was a much more impressive launch than anything Vector has done.

Offline QuantumG

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Re: EXOS aerospace
« Reply #141 on: 10/15/2018 08:41 pm »
Perhaps Sounding Rockets as a Service?

Is that a sound business plan?  8)
Human spaceflight is basically just LARPing now.

Offline theinternetftw

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Re: EXOS aerospace
« Reply #142 on: 10/16/2018 03:09 am »
They've just uploaded a pair of high-quality videos from (opposite sides of) the rocket - another benefit of recovering it!
Definitely got some roll going on late in the burn, though nothing a payload couldn't handle.
Great audio!

<snipped video embeds>

I second the comment about the audio.  Fantastic.

There's also great information in the video descriptions:

Quote
This was an excellent Pathfinder test flight that achieved approximately 100,000 feet. The recovery system worked properly on the way down, although we did experience a bit of a hard landing due to a system component failure. Nonetheless, anytime you can reuse a Suborbital Reusable launch Vehicle with spending only a few thousand dollars to have it flight ready again, you have had an amazing day! A few adjustments need to be made for the next flight to dial in all the parameters, but Exos is very pleased with a nominal flight with a new vehicle and, more notably, our first flight with modified NASA Morpheus software.

Quote
On this Pathfinder flight, we decided to “light load” Liquid Oxygen by about 200#.  In order to do this We decided to put the launch stand on scales to weigh the LOX as we filled the tank. 

Placing the scales under the launch stool prevented us from bolting the launch stool down to the concrete Launchpad.  We expected the launch stool to be "rapidly displaced" on ignition.  What we did not expect was for the stool to impact the launch rail with enough force to sever the lower launch lug from the vehicle.

The severing of the launch lug induced a torque on the body of the vehicle that was corrected by the vehicle guidance system within 1 second after liftoff.  In the future: if scales are used for a test such as this, the launch stand will be mounted on standoffs that will allow scale use as well as to secure the launch stool from moving! 

The vehicle reached an angle of approximately 13 degrees and corrected exactly as simulated in the case of a launch anomaly.

Offline john smith 19

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Re: EXOS aerospace
« Reply #143 on: 10/20/2018 08:55 am »

Quote
On this Pathfinder flight, we decided to “light load” Liquid Oxygen by about 200#.  In order to do this We decided to put the launch stand on scales to weigh the LOX as we filled the tank. 

Placing the scales under the launch stool prevented us from bolting the launch stool down to the concrete Launchpad.  We expected the launch stool to be "rapidly displaced" on ignition.  What we did not expect was for the stool to impact the launch rail with enough force to sever the lower launch lug from the vehicle.

The severing of the launch lug induced a torque on the body of the vehicle that was corrected by the vehicle guidance system within 1 second after liftoff.  In the future: if scales are used for a test such as this, the launch stand will be mounted on standoffs that will allow scale use as well as to secure the launch stool from moving! 

The vehicle reached an angle of approximately 13 degrees and corrected exactly as simulated in the case of a launch anomaly.
Impressive response from the control system.

AS an aside modern weighing systems use a force balance or "nulling" technique. The sensor is laser cut out of a solid block of metal and can measure the weight of a grain silo. I estimated it could have weighed the exact mass of the complete Shuttle stack to the nearest Kg.
MCT ITS BFR SS. The worlds first Methane fueled FFSC engined CFRP SS structure A380 sized aerospaceplane tail sitter capable of Earth & Mars atmospheric flight.First flight to Mars by end of 2022 2027?. T&C apply. Trust nothing. Run your own #s "Extraordinary claims require extraordinary proof" R. Simberg."Competitve" means cheaper ¬cheap SCramjet proposed 1956. First +ve thrust 2004. US R&D spend to date > $10Bn. #deployed designs. Zero.

Online Robotbeat

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Re: EXOS aerospace
« Reply #144 on: 10/22/2018 02:56 pm »
Yeah, I find the ACS thrusters on the top of the rocket pretty impressive operating in near-vacuum. This (combined with their recovery capability) convinces me they're a cut above most of the rest.

Watch starting at ~1 minute, looking up near the Sun.

This is a rocket that is precisely guided even in vacuum. Add some production capability (scale) and staging, and they should definitely be capable of orbit.

The question is if they're able to get enough capital to build an orbit-class version of Stig with multiple stages. The plus side is that the recovery capability means they should need a lot less capital for manufacturing than some of the other smallsat launchers. No giant, multi-hundred-million-dollar manufacturing plant needed for decent flight rates.
Chris  Whoever loves correction loves knowledge, but he who hates reproof is stupid.

To the maximum extent practicable, the Federal Government shall plan missions to accommodate the space transportation services capabilities of United States commercial providers. US law http://goo.gl/YZYNt0

Offline theinternetftw

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Re: EXOS aerospace
« Reply #145 on: 11/13/2018 12:38 am »
Here's some great footage of their first SARGE launch.


Offline Steven Pietrobon

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Re: EXOS aerospace
« Reply #146 on: 12/21/2018 06:15 am »
EXOS countdown clock shows their next launch is on 5 January 17:30 UTC.

https://exosaero.com/
« Last Edit: 12/21/2018 06:16 am by Steven Pietrobon »
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Offline FutureSpaceTourist

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Re: EXOS aerospace
« Reply #147 on: 01/23/2019 12:46 pm »
https://twitter.com/jeff_foust/status/1088068237487673344

Quote
Heard that Exos Aerospace, whose sounding rocket launch from New Mexico has already been delayed once because of the partial government shutdown, is delaying it again, to early March, because of shutdown-related problems.

Offline FutureSpaceTourist

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Re: EXOS aerospace
« Reply #148 on: 02/20/2019 11:28 pm »
https://twitter.com/jeff_foust/status/1098367425991634944

Quote
Exos Aerospace says they’re targeting March 2 for the next launch of their SARGE reusable suborbital vehicle. (The launch was planned for early January but slipped because of the partial government shutdown.).

Offline Kansan52

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Re: EXOS aerospace
« Reply #149 on: 02/20/2019 11:30 pm »
Good to hear.

Online Davidthefat

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Re: EXOS aerospace
« Reply #150 on: 02/24/2019 06:18 pm »
https://www.instagram.com/p/BuRlEjPFUCA/

Looks like EXOS is looking at developing VTVL? It's most likely just developing of a small upperstage as they don't seem to have test stands for static fires.

Offline Gliderflyer

Re: EXOS aerospace
« Reply #151 on: 02/24/2019 06:24 pm »
https://www.instagram.com/p/BuRlEjPFUCA/

Looks like EXOS is looking at developing VTVL? It's most likely just developing of a small upperstage as they don't seem to have test stands for static fires.
It's an old picture of Pixel.
I tried it at home

Offline vaporcobra

Re: EXOS aerospace
« Reply #152 on: 02/25/2019 06:12 am »
https://www.instagram.com/p/BuRlEjPFUCA/

Looks like EXOS is looking at developing VTVL? It's most likely just developing of a small upperstage as they don't seem to have test stands for static fires.
It's an old picture of Pixel.

Yep. Still, quite odd. Their social accounts have never posted/advertised something that was explicitly an Armadillo program before, why now? Given that they own Armadillo's IP, as well as the recent hype bubble surrounding CLPS and private-public lunar exploration, seems like it could be a very pointed hint...

Offline Kansan52

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Re: EXOS aerospace
« Reply #153 on: 02/25/2019 02:54 pm »
They won the Lunar Lander Xprize Level 1 and would have won Level 2 if the rules had not been changed (IMO). They should have extended the time to allow AA to try under the changed rules.

Offline russianhalo117

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Re: EXOS aerospace
« Reply #154 on: 03/01/2019 04:20 pm »
SARGE - M1 (Mission 1):
Launch March 02 2019

https://exosaero.com/2019/02/23/launch-announcement-03-02-2019/

Webcast:
« Last Edit: 03/01/2019 04:27 pm by russianhalo117 »

Offline FutureSpaceTourist

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Re: EXOS aerospace
« Reply #155 on: 03/02/2019 02:22 pm »
Time has changed. Webcast in 53 mins, 15 mins before schedule launch

« Last Edit: 03/02/2019 02:22 pm by FutureSpaceTourist »

Offline Craftyatom

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Re: EXOS aerospace
« Reply #156 on: 03/02/2019 04:24 pm »
EXOS now reporting to be at T-30 minutes, after a few delays, presumably to do with prop loading, which looks like it's still ongoing.
All aboard the HSF hype train!  Choo Choo!

Offline Craftyatom

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Re: EXOS aerospace
« Reply #157 on: 03/02/2019 04:30 pm »
Fuel loading complete, according to the net.  Now commencing LOX fill.
All aboard the HSF hype train!  Choo Choo!

Offline Craftyatom

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Re: EXOS aerospace
« Reply #158 on: 03/02/2019 04:38 pm »
Commentator mentioning that SARGE and JAGUAR use modified Morpheus flight software through a SAA with NASA.

Emphasizing the benefit to schools of flying student payloads quickly and cheaply, mentions a thermodynamics payload from a high school on this launch, which cost $250 to build and $2500 to put on this rocket.  Says their goal is to get a student payload from every state in the U.S. and fly them on one launch.
All aboard the HSF hype train!  Choo Choo!

Offline Craftyatom

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Re: EXOS aerospace
« Reply #159 on: 03/02/2019 04:45 pm »
T-5 minutes, pad crew retreating to launch positions.

In the Go/No Go now.  Range is clear.
All aboard the HSF hype train!  Choo Choo!

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