--- title: Sign Up For Orbital Stack description: Sign up for a free trial of Orbital Stack's AI and CFD Software. We are a first-of-its-kind, artificial intelligence-powered CFD wind simulation engine. --- [Skip to content](https://info.orbitalstack.com/sign-up-free-trial#main-content) [![Horizontal - Ventures - Cerulean](https://info.orbitalstack.com/hubfs/Horizontal%20-%20Ventures%20-%20Cerulean.svg)](https://www.orbitalstack.com) - [Benefits](https://info.orbitalstack.com/sign-up-free-trial#benefits) - [About us](https://info.orbitalstack.com/sign-up-free-trial#aboutus) - [Blog](https://orbitalstack.com/blog/) Open main navigation Close main navigation - [Benefits](https://info.orbitalstack.com/sign-up-free-trial#benefits) - [About us](https://info.orbitalstack.com/sign-up-free-trial#aboutus) - [Blog](https://orbitalstack.com/blog/) # **Start designing more comfortable public spaces with AI** ##### Orbital Stack AI allows you to explore early design options using a full range of microclimate analysis.   [START FREE TRIAL](https://hubs.ly/Q01KS9Dm0) ## Get started today. No credit card required. ![Tropical-Wind-Plan-View-1024x555-1](https://info.orbitalstack.com/hubfs/Imported_Blog_Media/Tropical-Wind-Plan-View-1024x555-1.png "Tropical-Wind-Plan-View-1024x555-1") ## Trusted by leading firms ![sew-logo22](https://info.orbitalstack.com/hubfs/sew-logo22.svg "sew-logo22") ![KSP](https://info.orbitalstack.com/hubfs/KSP.svg "KSP") ![GP](https://info.orbitalstack.com/hubfs/GP.svg "GP") ![AM](https://info.orbitalstack.com/hubfs/AM.svg "AM") ![ASGG](https://info.orbitalstack.com/hubfs/ASGG.svg "ASGG") First Name\* First name cannot be blank Last Name\* Last name cannot be blank Business Email\* Company Name\* Country\* Password\* Password must contain at lest 8 characters Confirm Password\* Passwords do not match Yes, I’d like to gain access to Orbital Stack’s case studies, educational events, special offers and more, delivered to my inbox. 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[Click here](https://app.orbitalstack.com/login/) to login with your email. ## Designers and Engineers using Orbital Stack will learn how to: ![diffidea](https://info.orbitalstack.com/hubfs/diffidea.svg "diffidea") Validate different design ideas through rapid AI simulations and compare results side-by-side ![early](https://info.orbitalstack.com/hubfs/early.svg "early") Understand the solar impacts, thermal comfort, and wind safety issues affecting your project ![sera](https://info.orbitalstack.com/hubfs/sera.svg "sera") Save time throughout your design process using high quality data to anticipate unexpected mitigations ![Performance](https://info.orbitalstack.com/hubfs/Performance.svg "Performance") Visualize building performance and its impact on outdoor spaces and amenities ## An easy to use, web-based environmental analysis tool ![config01 (4)](https://info.orbitalstack.com/hubfs/config01%20(4).jpg "config01 (4)") ## Thermal Comfort   Orbital Stack's Thermal Comfort analysis combines wind and solar simulations with climate data to show how outdoor spaces meet usage profiles and indicate patrons' thermal comfort. [Learn More](https://orbitalstack.com/thermal-comfort/) ![config01 (5)](https://info.orbitalstack.com/hubfs/config01%20(5).jpg "config01 (5)") ## Wind Comfort   Orbital Stack simulates Wind Comfort conditions and illustrates wind direction and strength for every outdoor space in your design, providing typical wind comfort conditions and scales to guide appropriate use of each space.  [Learn More](https://orbitalstack.com/wind-comfort/) ![config01 (6)](https://info.orbitalstack.com/hubfs/config01%20(6).jpg "config01 (6)") ## Airflow Analysis   Airflow Analysis examines wind speeds and reveals potential issues with usability, comfort, and safety. Climate-scaled wind flow plots and streamlines map winds on a virtual model, providing insights into local directionality and guiding mitigation choices. [Learn More](https://orbitalstack.com/airflow-analysis/) ![config01 (3)](https://info.orbitalstack.com/hubfs/config01%20(3).jpg "config01 (3)") ## Solar   Analyze shadows by predicting their general placement according to the season and time of day. Plots are created for each season and time range to show the solar potential as a % for the given period. [Learn More](https://orbitalstack.com/shadowing-analysis/) ![pc-running-os](https://info.orbitalstack.com/hubfs/pc-running-os.png "pc-running-os") ## This is your chance to explore and validate your climate assumptions. Create your free account. [START FREE TRIAL](https://hubs.ly/Q01KS9Dm0) ## Get started today. No credit card required. ## About us Orbital Stack was created by a multidisciplinary team at RWDI, the global leaders in understanding the complexities of how the localized environment and climate impacts large-scale structures—and vice versa. Orbital Stack AI leverages RWDI’s urban wind-flow dataset, developed from decades of experience in wind engineering, air quality, structural design, sustainability, and weather forecasting to create this transformational technology that unlocks a world of possibilities for building designers. [![Screenshot 2021-11-18 102735](https://info.orbitalstack.com/hubfs/Screenshot%202021-11-18%20102735.jpg "Screenshot 2021-11-18 102735")](https://orbitalstack.com/how-early-design-guidance-could-have-saved-an-architect-over-100000-in-redesign-costs/) ## [How Early Design Guidance Could Have Saved an Architect Over $100,000 in Redesign Costs](https://orbitalstack.com/how-early-design-guidance-could-have-saved-an-architect-over-100000-in-redesign-costs/) The time and energy saved using early design guidance and implementing proactive and effective mitigation measures instead of experimenting with and...[Read more](https://orbitalstack.com/how-early-design-guidance-could-have-saved-an-architect-over-100000-in-redesign-costs/)   [![City of London 2](https://info.orbitalstack.com/hubfs/City%20of%20London%202.jpg "City of London 2")](https://orbitalstack.com/the-variability-of-microclimate-simulations-in-the-aec-industry-and-the-importance-of-validation/) ## [How CFD Varies in the AEC Industry and the Importance of Validation](https://orbitalstack.com/the-variability-of-microclimate-simulations-in-the-aec-industry-and-the-importance-of-validation/) A version of this article was first published on LinkedIn. With the growth of DIY microclimate tools, it is more important than ever to understand...[Read more](https://orbitalstack.com/the-variability-of-microclimate-simulations-in-the-aec-industry-and-the-importance-of-validation/)   [![thermal-green](https://info.orbitalstack.com/hubfs/Imported%20sitepage%20images/thermal-green.png "thermal-green")](https://orbitalstack.com/rwdi-partners-with-neural-concept-to-create-ai-powered-cfd-tool-based-on-decades-of-wind-tunnel-data/) ## [Orbital Stack Announces AI-features For CFD Tool Based on Decades of Wind Tunnel Data ](https://orbitalstack.com/rwdi-partners-with-neural-concept-to-create-ai-powered-cfd-tool-based-on-decades-of-wind-tunnel-data/) Orbital Stack is proud to announce that RWDI, an industry leading wind engineering firm, has partnered with AI and machine learning company Neural...[Read more](https://orbitalstack.com/rwdi-partners-with-neural-concept-to-create-ai-powered-cfd-tool-based-on-decades-of-wind-tunnel-data/)   Copyright © 2026, Orbital Stack [linkedin-in icon](https://www.linkedin.com/company/orbital-stack/) [Twitter icon](https://twitter.com/OrbitalStack) [Privacy](https://orbitalstack.com/privacy/)    [RWDI Ventures](https://www.rwdiventures.com/) [Contact support](mailto:support@orbitalstack.com)