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  ARM Give a man a fire and he's warm for a day, but set fire to him and he's warm for the rest of his life (Terry Pratchett, Jingo)

Rocket Factory Augsburg engine test ends in explosion at SaxaVord spaceport

(2024/08/20)


A hot-fire test of Rocket Factory Augsburg's RFA One ended in explosion at Scotland's SaxaVord spaceport.

The test was carried out at the Shetland site yesterday before a planned launch later this year but ended abruptly after the first stage exploded.

A spokesperson for the spaceport told The Register that it was "far too soon to tell" when SaxaVord would be able to support another test or launch due to an ongoing investigation.

[1]

The RFA One is a three-stage rocket capable of sending up to 1,300 kg to a 500 km Sun-synchronous orbit (SSO). Nine Helix engines power the first stage. In May, the company [2]conducted the first hot-fire test of four Helix engines at SaxaVord. Yesterday's test was one of the last before a launch attempt.

[3]

[4]

A [5]video of the launch shows a horizontal jet of flame from the base of the rocket before the explosion, implying that one of the Helix engines might have given out during the test.

Rocket Factory Augsburg [6]said there were no injuries and that "the launch pad has been saved and secured," with any further immediate danger mitigated.

[7]

The company added: "We develop iteratively with an emphasis on real testing. This is part of our philosophy and we were aware of the risks attached to this approach. Our goal is to return to regular operations as soon as possible."

[8]To infinity and ... just over the Atlantic

[9]Skyrora fires up second stage of XL rocket

[10]When will the UK take another giant leap into space?

[11]Aerospace biz Orbex shows off a prototype Prime on its Scottish stand

A spokesperson for SaxaVord [12]said : "This was a test, and test campaigns are designed to identify issues prior to the next stage.

"We will work with RFA to understand and learn from the causes and support them as they move forward to the next phase of their preparations."

A spokesperson for the UK Space Agency, told The Register :

"As the commercial satellite launch industry continues to grow in the UK, we'll be seeing an increasing number of rocket engine tests. The priority is always safety and Rocket Factory Augsburg and SaxaVord Spaceport planned extensively for this potential outcome. Developing and proving cutting-edge technology is challenging and an important part of the process is to learn safely. The benefits that space brings – to our society, economy and communities across the country – are more than worth it."

[13]

Last month, RFA announced that it had concluded acceptance testing of the second stage with a more than 400 seconds run time for the HelixVAC engine and shipped the stage off to SaxaVord. A SaxaVord spokesperson told El Reg that only the first stage was involved in the mishap.

An RFA spokesperson asked for patience during the investigation, and confirmed: "The second stage is fully qualified for flight and arrived in SaxaVord a couple weeks ago."

There is something of a space race developing between European commercial launch providers. Until yesterday, RFA looked set to be the first to attempt an orbital launch. Other upcoming users of SaxaVord include Scotland-based Skyrora.

ABL Space Systems is also set to use the SaxaVord facility. However, its chances of a 2024 UK launch took a knock after a pre-flight static fire test of its RS1 rocket in the US resulted in [14]"irrecoverable damage." ®

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[1] https://pubads.g.doubleclick.net/gampad/jump?co=1&iu=/6978/reg_offbeat/science&sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&tile=2&c=2ZsS9o4CrCEaDy3krv7PO4AAAAQU&t=ct%3Dns%26unitnum%3D2%26raptor%3Dcondor%26pos%3Dtop%26test%3D0

[2] https://x.com/rfa_space/status/1792264625687257305

[3] https://pubads.g.doubleclick.net/gampad/jump?co=1&iu=/6978/reg_offbeat/science&sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&tile=4&c=44ZsS9o4CrCEaDy3krv7PO4AAAAQU&t=ct%3Dns%26unitnum%3D4%26raptor%3Dfalcon%26pos%3Dmid%26test%3D0

[4] https://pubads.g.doubleclick.net/gampad/jump?co=1&iu=/6978/reg_offbeat/science&sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&tile=3&c=33ZsS9o4CrCEaDy3krv7PO4AAAAQU&t=ct%3Dns%26unitnum%3D3%26raptor%3Deagle%26pos%3Dmid%26test%3D0

[5] https://www.bbc.co.uk/news/articles/cy54wqzz0kvo

[6] https://x.com/rfa_space/status/1825634436794245548

[7] https://pubads.g.doubleclick.net/gampad/jump?co=1&iu=/6978/reg_offbeat/science&sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&tile=4&c=44ZsS9o4CrCEaDy3krv7PO4AAAAQU&t=ct%3Dns%26unitnum%3D4%26raptor%3Dfalcon%26pos%3Dmid%26test%3D0

[8] https://www.theregister.com/2023/12/19/lessons_learned_uk_launch/

[9] https://www.theregister.com/2022/08/18/skyrora_second_stage_static_fire/

[10] https://www.theregister.com/2022/08/15/uk_space_feature/

[11] https://www.theregister.com/2022/05/11/orbex_prototype/

[12] https://x.com/SaxaVord_Space/status/1825647965769187591

[13] https://pubads.g.doubleclick.net/gampad/jump?co=1&iu=/6978/reg_offbeat/science&sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&tile=3&c=33ZsS9o4CrCEaDy3krv7PO4AAAAQU&t=ct%3Dns%26unitnum%3D3%26raptor%3Deagle%26pos%3Dmid%26test%3D0

[14] https://x.com/ablspacesystems/status/1815476558385311900

[15] https://whitepapers.theregister.com/



Eclectic Man

Any news on how much damage was done to the pad and tower? Not your Elon Musk level of 'Rapid Unscheduled Disassembly', but still looked pretty spectacular in the video.

FirstTangoInParis

I’m just impressed that the launch pad appears undamaged. Anyone know what it’s made of?

HuBo

It's made of the same material they used for [1]Starbug (18:43) . Lister detailed that unique tech:

" Back in the 22nd Century aerospace engineers discovered that after a plane crash, the only thing that always survives intact is a cute little doll, so they made Starbug out of the same stuff. "

The IT angle was further developed by Kryten thus:

" Starbug was made to last sir, this old baby's crashed more times than a ZX81. "

[1] https://www.dailymotion.com/video/x8ca8pd

Anonymous Coward

Anyone know what it’s made of?

Grrders

JohnMurray

Didn't light the blue paper right

Saxa Vord distillery

Ochib

The distillery buildings are adjacent to the SaxaVord Spaceport. Hope that it wasn't the cause of the explosion

Re: Saxa Vord distillery

LogicGate

You mean that they accidentally tried to fire up the still, rather than the rocket stage?

Arriving at the wrong address is a common occurence after having imbibed on one too many glasses of golden elixir.

Re: Saxa Vord distillery

BartyFartsLast

Stuff the rocket and launch site, how's the distillery?

Re: Saxa Vord distillery

Doctor Syntax

Making rocket fuel.

Anonymous Coward

It was a Rapid Unscheduled Disassembly and don't you forget it.

EricM

Looks like a fuel leak above the engines?

That horizontal flame to the left starting directly after ignition does not seem to correspond to any of the engines.

Ruptured fuel line?

"test campaigns are designed to identify issues"

Pascal Monett

Cracking succes, then !

Re: "test campaigns are designed to identify issues"

tony72

It was a "hot-fire" test, and it sure produced plenty of hot fire!

Kind of a weird eco-tourism attraction !

Brave Coward

(see BBC paper for relevant information.)

Yeah, space is hard, but eco-tourism is even harder !

A brave and passionate man will kill or be killed.
A brave and calm man will always preserve life.
Of these two which is good and which is harmful?
Some things are not favored by heaven. Who knows why?
Even the sage is unsure of this.

The Tao of heaven does not strive, and yet it overcomes.
It does not speak, and yet is answered.
It does not ask, yet is supplied with all its needs.
It seems to have no aim and yet its purpose is fulfilled.

Heaven's net casts wide.
Though its meshes are course, nothing slips through.