![Relativity Space on X: "First Aeon R engine build complete. 258,000 pounds of thrust bby.💪 🚶Human for scale. #TerranR https://t.co/NvoKysMhxB" / X Relativity Space on X: "First Aeon R engine build complete. 258,000 pounds of thrust bby.💪 🚶Human for scale. #TerranR https://t.co/NvoKysMhxB" / X](https://pbs.twimg.com/media/Fq4o9XDX0BAzs7E.jpg)
Relativity Space on X: "First Aeon R engine build complete. 258,000 pounds of thrust bby.💪 🚶Human for scale. #TerranR https://t.co/NvoKysMhxB" / X
![This is Relativity Space's Stage 2 engine (Aeon Vacuum). The lower portion of the Thrust Chamber Assembly appears to be printed using a Copper Alloy. It could potentially be GRCop-42 or Cu-Cr-Zr. This is Relativity Space's Stage 2 engine (Aeon Vacuum). The lower portion of the Thrust Chamber Assembly appears to be printed using a Copper Alloy. It could potentially be GRCop-42 or Cu-Cr-Zr.](https://i.redd.it/k8huxluqju691.jpg)
This is Relativity Space's Stage 2 engine (Aeon Vacuum). The lower portion of the Thrust Chamber Assembly appears to be printed using a Copper Alloy. It could potentially be GRCop-42 or Cu-Cr-Zr.
![Relativity Space on X: "First Aeon R engine build complete. 258,000 pounds of thrust bby.💪 🚶Human for scale. #TerranR https://t.co/NvoKysMhxB" / X Relativity Space on X: "First Aeon R engine build complete. 258,000 pounds of thrust bby.💪 🚶Human for scale. #TerranR https://t.co/NvoKysMhxB" / X](https://pbs.twimg.com/media/Fq4o9W4X0CI2E8O.jpg)
Relativity Space on X: "First Aeon R engine build complete. 258,000 pounds of thrust bby.💪 🚶Human for scale. #TerranR https://t.co/NvoKysMhxB" / X
We are ramping up our printed Aeon R hardware and it's BIG. Pictured here is our fourth Aeon R full scale thrust chamber (🍌 for scale)… | Instagram
![Relativity Space's 3D-Printed Terran 1 Rocket: Successful Failure or Failed Success? | Space Voyaging Relativity Space's 3D-Printed Terran 1 Rocket: Successful Failure or Failed Success? | Space Voyaging](https://www.spacevoyaging.com/wp-content/uploads/2023/03/Fr7YtdAWIAAYLXF.jpeg)
Relativity Space's 3D-Printed Terran 1 Rocket: Successful Failure or Failed Success? | Space Voyaging
![After Dramatic Engine Start and Recycle, Relativity Space Scrubs First Terran-1 Launch - AmericaSpace After Dramatic Engine Start and Recycle, Relativity Space Scrubs First Terran-1 Launch - AmericaSpace](https://www.americaspace.com/wp-content/uploads/2023/03/Screenshot-611.png)
After Dramatic Engine Start and Recycle, Relativity Space Scrubs First Terran-1 Launch - AmericaSpace
![Radically simpler 3D printing rockets with less than 100 parts instead of nearly 100,000 | NextBigFuture.com Radically simpler 3D printing rockets with less than 100 parts instead of nearly 100,000 | NextBigFuture.com](https://nextbigfuture.s3.amazonaws.com/uploads/2018/03/3c3857df43a5366ff8d1b49f6ae827e3.png)
Radically simpler 3D printing rockets with less than 100 parts instead of nearly 100,000 | NextBigFuture.com
![Relativity Space lights up all 9 of 3D-printed rocket's engines in Cape Canaveral – Orlando Sentinel Relativity Space lights up all 9 of 3D-printed rocket's engines in Cape Canaveral – Orlando Sentinel](https://www.orlandosentinel.com/wp-content/uploads/migration/2022/07/28/MGO5ZJ37QJEBJIAGORNM7I5E2Y.jpg?w=535)
Relativity Space lights up all 9 of 3D-printed rocket's engines in Cape Canaveral – Orlando Sentinel
![Relativity Space (future launch provider) - Page 3 - Science & Spaceflight - Kerbal Space Program Forums Relativity Space (future launch provider) - Page 3 - Science & Spaceflight - Kerbal Space Program Forums](https://image.cnbcfm.com/api/v1/image/106845786-1614275844282-Engine_Test_2242021.jpg?v=1614276420&w=900&h=506)