Breaking News
The Pentagon Failed Its Audit Again. You Should Be Alarmed.
Cuban Crisis 2.0. What if 'Gerans' flew from Cuba?
Senate Democrats Offer Promising Ideas for Changing Immigration Enforcement
Never Seen Risk Like This Before in My Career
Top Tech News
Critical Linux Warning: 800,000 Devices Are EXPOSED
'Brave New World': IVF Company's Eugenics Tool Lets Couples Pick 'Best' Baby, Di
The smartphone just fired a warning shot at the camera industry.
A revolutionary breakthrough in dental science is changing how we fight tooth decay
Docan Energy "Panda": 32kWh for $2,530!
Rugged phone with multi-day battery life doubles as a 1080p projector
4 Sisters Invent Electric Tractor with Mom and Dad and it's Selling in 5 Countries
Lab–grown LIFE takes a major step forward – as scientists use AI to create a virus never seen be
New Electric 'Donut Motor' Makes 856 HP but Weighs Just 88 Pounds
Donut Lab Says It Cracked Solid-State Batteries. Experts Have Questions.
New Space based solar power designs can get to less than 2 cents per kwh
Additional details of the "SPS-ALPHA Mk-II" will be presented in the second edition of a Mankin book. The book is planned for release in 2018.
* using thin reflectors
* using robotic arms for assembly
* using lower cost launch systems
* improving the module design
* improving the reflector designs to make the system last longer which reduces operating costs
Getting to less than 2 cents per kwh would make it cheaper than coal and natural gas power.
High re-use for first stages for the Falcon 9 block 5 would get its cost to about $1500 per kilogram to low earth orbit.
High re-use for first stages for the Falcon Heavy would get its cost to about $1000 per kilogram to low earth orbit.