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Groundbreaking spaceplane crashes before landmark aerospike rocket test
https://newatlas.com/ ^ | May 09, 2024 | Joe Salas

Posted on 05/10/2024 4:53:08 AM PDT by Jonty30

It was set to be the world's first flight test for an aerospike rocket engine, but the MIRA I prototype crashed on takeoff before the most innovative part of its propulsion system could fire. Undeterred, Polaris is building two bigger prototypes. The MIRA I, from German aerospace startup Polaris Raumflugzeuge, was traveling at approximately 105 mph (169 km/h) during takeoff when a "landing gear steering reaction" plus a side wind caused a "hard landing event," rendering the space plane inoperable and it's fiberglass airframe damaged beyond repair. Its subsystems remained mostly intact – however, rather than attempt to repair the prototype spaceplane, Polaris has opted to decommission the 4.25-meter (13.9-ft) long MIRA I to go ahead with the identically shaped 5 m (16 ft) MIRA II and III design. Basically larger copies of the MIRA I.

(Excerpt) Read more at newatlas.com ...


TOPICS: Business/Economy; Computers/Internet; Education; Military/Veterans
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To: Jonty30
Raumflugzeuge

If they would shorten the name, it might have been a Wright-brothers-type event...

41 posted on 05/10/2024 7:39:37 AM PDT by SuperLuminal ( Where is Samuel Adams when we so desperately need him)
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To: SuperLuminal

It’s why Germans don’t play scrabble.


42 posted on 05/10/2024 7:41:44 AM PDT by Jonty30 (He hunted a mammoth for me, just because I said I was hungry. He is such a good friend. )
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To: al baby

Which means what?


43 posted on 05/10/2024 7:57:50 AM PDT by Chainmail (You can vote your way into Socialism - but you will have to shoot your way out.)
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To: Chainmail

I interpret his comments as a jab that you’re at least 60 years old. Nothing wrong with being 60, however.


44 posted on 05/10/2024 8:01:48 AM PDT by Jonty30 (He hunted a mammoth for me, just because I said I was hungry. He is such a good friend. )
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To: Jonty30

Ha! Passed 60 a while ago - now I get it.
Thanks


45 posted on 05/10/2024 8:31:31 AM PDT by Chainmail (You can vote your way into Socialism - but you will have to shoot your way out.)
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To: MeanWestTexan

Naah, this is old tech. Nothing to do with WW2 dudes.
I first read about this in the 1969 “frontiers of Space” book by Bono and Gatland. Kinda cool in that the aerospike is designed to be ground to orbit and back again. No stages, no parachutes.
Sorta like Musk’s efforts.
Blows thru fuel like crazy, but you save on all the bits&bobs you don’t throw away or drop on everyone’s heads.


46 posted on 05/10/2024 8:31:43 AM PDT by bobbo666 (Baizuo, )
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To: MeanWestTexan
[Photo looks like some Nazi scientist design was bushed off and used.]

Arado E555 Amerika Bomber Porject:


47 posted on 05/10/2024 8:33:03 AM PDT by PLMerite ("They say that we were Cold Warriors. Yes, and a bloody good show, too." - Robert Conquest )
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To: MeanWestTexan
The Horten Ho229 which actually flew:


48 posted on 05/10/2024 8:37:40 AM PDT by PLMerite ("They say that we were Cold Warriors. Yes, and a bloody good show, too." - Robert Conquest )
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To: MeanWestTexan

I was just gonna say it looks like the Ekranoplane ground effect aircraft of the NAZIs.


49 posted on 05/10/2024 8:50:53 AM PDT by Organic Panic (Democrats. Memories as short as Joe Biden's eyes.)
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To: telescope115

Pictures show carbon fiber. It looks like they just blew off a few panels. Also at the landing gear it probably ripped though the mounting pads, hence why it won’t bother being rebuilt. Something that small in carbon fiber can be made faster than repairing with reinforcements where needed.


50 posted on 05/10/2024 8:52:55 AM PDT by Organic Panic (Democrats. Memories as short as Joe Biden's eyes.)
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To: Organic Panic

I hope they get it to fly- it would be a game-changer.


51 posted on 05/10/2024 9:12:49 AM PDT by telescope115 (I NEED MY SPACE!!! 🔭)
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To: Jonty30

Hmmm...
Another German attribute...
No showers... No scrabble... No nuclear power...


52 posted on 05/10/2024 9:27:07 AM PDT by SuperLuminal ( Where is Samuel Adams when we so desperately need him)
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To: bobbo666

You’re correct, of course. But look at the pictures above.

There’s a definite family resemblance.


53 posted on 05/10/2024 9:28:57 AM PDT by MeanWestTexan (Sometimes There Is No Lesser Of Two Evils)
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