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So let's talk SFE and what is happening
I know it's been a while since I posted an update on SFE research. The reason is that I'm still in the middle of getting the next generation of SFE technology up and running. It has not been easy and when the time is right, I will explain why. Suffice to say that I'm hard at work on the next generation, which if all goes well should be able to achieve the full promise of SFE Propellantless Propulsion Technology. BTW, if you don't know what that looks like, the image below is

hec031
Aug 231 min read


US Replenishing the Tomahawk inventory
Can the U.S. realistically increase Tomahawk cruise missile production from roughly 60 missiles per year to more than 1,000 annually? Aeon Development, in partnership with Gravitec Inc., examined the recently announced multi-year Raytheon/RTX Tomahawk production expansion and the industrial challenges behind one of the most ambitious missile-production ramps in decades. Our analysis finds that the 1,000-missile-per-year goal is achievable—but not immediately. The widely cited

hec031
Aug 232 min read


Drone Threat to the Homeland
Aeon Development, in partnership with Gravitec Inc., has released a new research report examining the emerging threat posed by small unmanned aircraft systems to the United States homeland. The report, “Inside the Perimeter: The Emerging Domestic Drone Threat and the Challenge of Defending the American Homeland,” argues that the U.S. drone-defense challenge is considerably broader than the traditional question of whether NORAD can detect and intercept hostile aircraft approac

hec031
Aug 232 min read


December 2025 update on SFE research
Well, here we are at the end of 2025. I thought I would give you all a quick update on what is happening at Gravitec Inc. and its SFE Propellantless Propulsion Research. So, while working through the holiday season has posed a challenge, I have managed to continue making progress on our new SFE Propellanltess Propulsion Device technology base. The current research required almost a complete retooling of the technology base, which posed some challenges that have now been overc

hec031
Dec 26, 20251 min read


Why AI Self-Driving Trucks Will Be Safer and More Productive Than Human-Driven Fleets
Volvo No Cab Robot-truck Autonomous trucking is steadily moving from pilot projects to real commercial operations. As that happens, one question keeps coming up: Will AI-driven trucks actually be safer and more productive than human drivers? Growing evidence suggests the answer is yes , provided the technology is deployed responsibly and within clear regulatory frameworks. Below is a data-backed case for why autonomous trucking is positioned to outperform traditional fleets,

hec031
Dec 20, 20255 min read


The Unsustainability of Low Earth Orbit
Why LEO can’t support infinite satellite growth—and what the numbers are already telling us. Low Earth orbit (LEO) is often spoken about as if it were an open frontier: big enough to absorb endless new satellites, forever. But LEO is not an infinite resource. It’s a finite, shared operating environment with hard physical constraints (orbital mechanics and atmospheric drag), operational constraints (tracking and maneuvering capacity), and environmental constraints (debris per

hec031
Dec 18, 20255 min read


Not Space, But Underwater: A Practical Path for AI Data Centers
So yesterday I had published in LinkedIn an argument for why Space Based AI Data Centers were a bad idea. Today, I decided to publish another article on what I see as a viable alternative to the Space Based Data Centers. You can read the article by following the link below. https://www.linkedin.com/pulse/space-underwater-practical-path-ai-data-centers-hector-serrano-sshze/?trackingId=mKc8ydJx8Lnrpk4y3Juc9w%3D%3D I basically argue for placing AI Data Centers Offshore and power

hec031
Dec 17, 20251 min read


The Challenges of Space-Based Data Centers
I wrote a document titled “Why Space-Based Data Centers Do Not Scale.” The article, published on LinkedIn and available at the link below, outlines what I see as the major problems with the idea of moving AI data centers into orbit: https://lnkd.in/e3jmVWKP It seems to me that many people are blindly following this idea without giving serious thought to whether it is actually viable or, if it is, why it would make sense. It took only seconds for me to recognize that a concept

hec031
Dec 16, 20251 min read


Things are changing
Hello everyone. So I wanted to give you all a quick update on what is happening at Gravitec Inc. As you may or may not know, currently I'm working on what I'm calling the Second Generation SFE Propellantless Propulsion Thruster (Space Drive). If you have never seen our first generation thruster technology, you can click on the link below and it will take you to our patent. https://patents.google.com/patent/US6492784B1/en?assignee=gravitec&oq=gravitec+inc This generation of Pr

hec031
Oct 13, 20251 min read


Design Document
So as the research progresses on the new SFE thruster design, it has become completely necessary to create a design document. The new...

hec031
Jun 19, 20251 min read


Gravitec Inc – Mid-2025 Update
I wanted to take a moment to share where things stand at Gravitec Inc as we reach the middle of 2025. While our research has been...

hec031
Jun 18, 20251 min read


Made in America?
This is obviously a hot topic, one I’ve been following closely since the 1990s. I could dive deep into the subject, but instead, I want...

hec031
Jun 16, 20251 min read


Spring 2025 Research and Development
It's been a while since I posted about what is happening at Gravitec Inc. and SFE. So last year, we had a major breakthrough in the...

hec031
Apr 27, 20252 min read


SFE Physics?
So, based on a conversation in LinekedIn it became apparent that I should add a section to the Gravitec website to address possible...

hec031
Jan 22, 20241 min read


Why do we need Break Through Propulsion Physics?
The reason we need breakthrough propulsion physics is that with it we can do everything that can be achieved with conventional propulsion...

hec031
Jul 11, 20232 min read


Where is the money in Space???
So, let's get down to brass tacks. Where is the money in the Space Economy at the moment? A picture says a thousand words. So, let's take...

hec031
Jul 3, 20231 min read


You can't win if you don't play
So, this article by Morgan Stanley makes yet another good argument for investing in Space and Space Ventures. I'm a firm believer that...

hec031
Jul 3, 20231 min read


Space Access is the key to growing the New Space Market
Firefly's announcement of its contract to provide access to Lockheed Martin's small satellite experiment is great news for the industry....

hec031
Jun 30, 20231 min read


Happy TGIF..!!!!
Happy TGIF, everyone. Well, as most of you know we opened up our WeFunder campaign this week to allow everyone to become an investor in...

hec031
Jun 30, 20231 min read


Your Chance to Invest in our vision for Space
Well, this has been a long time coming but we finally got our Crowdfunding campaign out on Wefunder. This is the first time we have been...

hec031
Jun 27, 20231 min read
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