SPACETALKS
April 9, 2026
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THE INTERNET IN 1915and the World Wide Web throughout the AgesFrom Scriptio Continua to Semantic SearchThe Accelerators of CognitionThis talk is about the surprising innovations
Space Settlements
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Helping Enthusiasts Build Space Settlements
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To the Stars
The Sky is Not the Limit
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Boys Ranch Underwater ROV
April 3, 2026
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Boys Ranch – “Sea Rider” – Underwater Remotely Operated Vehicle BR has many STEM and Engineering projects. Here we see a full build of an
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March 26, 2026
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March 16, 2026
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Boys Ranch rocketry program was featured on “Texas Country Reporter.” During a trip to Boys Ranch, a videographer followed youth in the rocketry program as
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March 15, 2026
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ELEGOO Mega R3 Project The Most Complete Ultimate Starter Kit with Tutorial Compatible with Arduino IDE Get the project kit on Amazon here. Find the
Space Radiation Shielding Practical Considerations
March 14, 2026
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While space radiation is frequently cited as a primary constraint on human spaceflight, its risks can be mitigated more effectively than some current regulatory framing
660,000 Supercomputers in your pocket
February 7, 2026
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WOW FACTOR Your iPhone vs. 1965 Supercomputing If you wanted in 1965 the computing power you now hold in your iPhone, you would have needed
Space Port with Orbital Tether
February 1, 2026
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Orbital Tethers Catch and Release Shave precious delta-V off the cost to orbit Why Orbiting Tethers• Orbiting tethers: long tethers making one revolution per orbit,
AI Abundance – Diligence and the Future
January 10, 2026
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AI and Knowledge “Knowledge is overrated, William. What’s required is diligence and the service of a willing spirit.” – Tom Nuttall to his son
SacL5 Meeting 3/14/26
April 9, 2026
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Mission – Why We Exist Help enthusiasts find ways to contribute. Provide sources of enabling training to facilitate engineering prototyping. Establish a clearinghouse for the
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March 14, 2026
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SacL5 Web Site Traffic Report – Mission Day: 2,347 1,026 906 (-120) visits last 30 days 8,592 9,346 (+754) visits last 12 months 28,483 (+1163)
SacL5 Website Traffic Report 2/7/26 – Visits: 27,320 (+957)
February 7, 2026
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SacL5 Web Site Traffic Report – Mission Day: 2,312 1,026 (-162) visits last 30 days 8,592 (+743) visits last 12 months 27,320 (+997) visits since
SacL5 Meeting 1/10/26
February 3, 2026
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Mission – Why We Exist Help enthusiasts find ways to contribute. Provide sources of enabling training to facilitate engineering prototyping. Establish a clearinghouse for the
Space Port with Orbital Tether
February 1, 2026
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Orbital Tethers Catch and Release Shave precious delta-V off the cost to orbit Why Orbiting Tethers• Orbiting tethers: long tethers making one revolution per orbit,
SacL5 Website Traffic Report 1/10/26 – Visits: 26,363 (+879)
January 10, 2026
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SacL5 Web Site Traffic Report – Mission Day: 2,284 1,074 1,188 (=108) visits last 30 days 7,894 (+722) visits last 12 months 26,363 (+879) visits
How To Blog to the SacL5 Site
January 2, 2026
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The SacramentoL5Society uses Word Press and the editor plugin called Elementor. Elementor provides the tools to buld a website that is very simple to update
Posting to SacL5 with Elementor
January 2, 2026
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The video below shows how to post an entry to the Sac L5 website using WordPress and Elementor. It features some of the tools and
The Firstborn Obligation
January 1, 2026
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The Firstborn Obligation If we are alone, then what we choose now matters not just for us, but for the future history of the universe.
SacL5 Website Traffic Report 12/20/25 – Visits: 25,484 (+1,647)
December 20, 2025
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SacL5 Web Site Traffic Report – Mission Day: 2,263 1,074 (-742) visits last 30 days 5,662 7,172 (+1,510) visits last 12 months 25,484 (+1,647) visits
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SPACETALKS
April 9, 2026
No Comments
THE INTERNET IN 1915and the World Wide Web throughout the AgesFrom Scriptio Continua to Semantic SearchThe Accelerators of CognitionThis talk is about the surprising innovations
SacL5 Meeting 3/14/26
April 9, 2026
No Comments
Mission – Why We Exist Help enthusiasts find ways to contribute. Provide sources of enabling training to facilitate engineering prototyping. Establish a clearinghouse for the
Boys Ranch Underwater ROV
April 3, 2026
No Comments
Boys Ranch – “Sea Rider” – Underwater Remotely Operated Vehicle BR has many STEM and Engineering projects. Here we see a full build of an
Lunar Orbital Rendezvous is different now
March 26, 2026
No Comments
PLOR (Prepositioned Lander Orbit Rendezvous) decouples the mission timeline by sending the lander ahead uncrewed, refueling and verifying it in lunar orbit before launching the
NASA’s Bold New Plans for the Moon, Mars, and Earth Orbit
March 26, 2026
No Comments
NASA’s leadership is shaking things up, announcing a series of major changes aimed at keeping the agency on track for establishing a human presence on
Boys Ranch Rocketry
March 16, 2026
No Comments
Boys Ranch rocketry program was featured on “Texas Country Reporter.” During a trip to Boys Ranch, a videographer followed youth in the rocketry program as
Arduino – Getting started
March 15, 2026
No Comments
ELEGOO Mega R3 Project The Most Complete Ultimate Starter Kit with Tutorial Compatible with Arduino IDE Get the project kit on Amazon here. Find the
SacL5 Website Traffic Report 3/14/26 – Visits: 28,483 (+1163)
March 14, 2026
No Comments
SacL5 Web Site Traffic Report – Mission Day: 2,347 1,026 906 (-120) visits last 30 days 8,592 9,346 (+754) visits last 12 months 28,483 (+1163)
Space Radiation Shielding Practical Considerations
March 14, 2026
No Comments
While space radiation is frequently cited as a primary constraint on human spaceflight, its risks can be mitigated more effectively than some current regulatory framing
660,000 Supercomputers in your pocket
February 7, 2026
No Comments
WOW FACTOR Your iPhone vs. 1965 Supercomputing If you wanted in 1965 the computing power you now hold in your iPhone, you would have needed
SacL5 Website Traffic Report 2/7/26 – Visits: 27,320 (+957)
February 7, 2026
No Comments
SacL5 Web Site Traffic Report – Mission Day: 2,312 1,026 (-162) visits last 30 days 8,592 (+743) visits last 12 months 27,320 (+997) visits since
SacL5 Meeting 1/10/26
February 3, 2026
No Comments
Mission – Why We Exist Help enthusiasts find ways to contribute. Provide sources of enabling training to facilitate engineering prototyping. Establish a clearinghouse for the
Space Port with Orbital Tether
February 1, 2026
No Comments
Orbital Tethers Catch and Release Shave precious delta-V off the cost to orbit Why Orbiting Tethers• Orbiting tethers: long tethers making one revolution per orbit,
AI Abundance – Diligence and the Future
January 10, 2026
No Comments
AI and Knowledge “Knowledge is overrated, William. What’s required is diligence and the service of a willing spirit.” – Tom Nuttall to his son
SacL5 Website Traffic Report 1/10/26 – Visits: 26,363 (+879)
January 10, 2026
No Comments
SacL5 Web Site Traffic Report – Mission Day: 2,284 1,074 1,188 (=108) visits last 30 days 7,894 (+722) visits last 12 months 26,363 (+879) visits
How To Blog to the SacL5 Site
January 2, 2026
No Comments
The SacramentoL5Society uses Word Press and the editor plugin called Elementor. Elementor provides the tools to buld a website that is very simple to update
Posting to SacL5 with Elementor
January 2, 2026
No Comments
The video below shows how to post an entry to the Sac L5 website using WordPress and Elementor. It features some of the tools and
The Firstborn Obligation
January 1, 2026
1 Comment
The Firstborn Obligation If we are alone, then what we choose now matters not just for us, but for the future history of the universe.
Compton Airport Honors Laser Pioneer Hildreth “Hal” Walker Jr. at Air and Space Fair 2025
December 20, 2025
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In 2025, Compton Woodley Airport paid tribute to Hildreth “Hal” Walker Jr., a distinguished laser scientist and space technology pioneer, during its Air and Space
Paraplegic engineer becomes first wheelchair user to float in space
December 20, 2025
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Michaela “Michi” Benthaus, a 33-year-old paraplegic aerospace engineer from Germany, made history by becoming the first wheelchair user to travel to space on a Blue Origin suborbital
Mission
Why We Exist
Help enthusiasts find ways to contribute.
Provide sources of enabling training to facilitate engineering prototyping.
Establish a clearinghouse for the ongoing objective analysis of proposed space development technologies.
Vision
What We Do
Inspire collaboration among enthusiasts and groups who support and engineer practical, implementable, cost-effective paths to space settlement.
Coordinate engineering details to create sustainable space settlements.
Goals
Our Success
Consistent interaction among an ever growing number of enthusiasts.
Publish records of engineering successes and project achievements.