#AIAASciTech

Dr. Chris Rackauckas :julia:chrisrackauckas@fosstodon.org
2026-01-13

Physics-Informed Neural Surrogates for Mesh-Invariant Modeling of High-Speed Flows at #AIAA #SciTech!

High-speed flight simulation is computationally brutal. A single CFD run can take hours on a cluster. That's fine for final validation, but not for early design exploration or real-time decision-making.

Neural surrogate that predicts aerodynamic behavior 595x faster than CFD while maintaining ~1% relative error.

Paper: lnkd.in/efe2Q_T9

#sciml #Julia #CFD #Hypersonics #AIAASciTech

Anyone going to the AIAA Scitech conference, Jan. 9-11 in Orlando? I'll be exhibiting - please stop by my booth and say Hi from Mastodon-land! #Aerospace #AIAASciTech #AdditiveManufacturing #Ceramic3DPrinting

Promotional picture for Lithoz booth at AIAA Scitech, showing a silicon nitride nozzle we printed shooting flames. Tagline says "3D-printed ceramics in aerospace
2023-01-28

Pictured: nerding out a bit too much at #aiaaSciTech

Presenter making a variety of expressions at the conference podium

The new version of the Caltech #robot "Leonardo" made its first public debut at the #AIAASciTech aerospace conference today. Backstory: spectrum.ieee.org/amp/bipedal-

2023-01-26

One thing I’ve noticed at #aiaaSciTech is an increasing role of #Python in modeling and analysis toolchains. I used to think matlab/simulink had a stranglehold on engineering as a discipline, but that’s really not true anymore

Jeff Foustjfoust
2023-01-25

Both Parrish and Michael Meyer, Mars Exploration Program lead scientist, say they expect future robotic Mars spacecraft (beyond sample return) to trend towards smaller, more focused (and cheaper) missions.

Jeff Foustjfoust
2023-01-25

We were warned to attempt no landings there. (Seen at )

See images from the announcement at the #AIAASciTech Forum that @nasa and @DARPA are partnering to to demonstrate a nuclear thermal rocket engine in space. 📷- flic.kr/s/aHBqjApp9H
#NASAhqphoto

See images from the announcement at the #AIAASciTech Forum that @nasa and @DARPA are partnering to to demonstrate a nuclear thermal rocket engine in space. 📷- flic.kr/s/aHBqjApp9H
#NASAhqphoto

Live from the #AIAASciTech Forum, @SenBillNelson and @Astro_Pam join @DARPA Director Stefanie Tompkins to launch a collaboration to advance space propulsion technology. twitter.com/i/broadcasts/1nAKE
#NASA

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