solar-powered

This deserves its own thread, the Znamya program was a Russian attempt to repurpose solar sail research into a space mirror. It consisted of: Znamya 1, tech demonstrator, remained on Earth for its testing Znamya 2, subscale prototype, successfully flown on a Progress mission in 1993 Znamya 2.5...

https://www.alamy.com/stock-photo-the-interplanetary-spacecraft-gelioraketoplan-valentin-glushko-s-graduation-22929658.html View: https://www.reddit.com/r/RadRockets/comments/gz9lwh/gelioraketoplan_energiaburan_designer_valentin/ Valentin Glushko's 1929 electric spacecraft design was...

In 1929 physicist Hermann Oberth coined the idea for a behemoth space mirror that would reflect sunlight onto Earth during night time, thus creating an everlasting day, and significantly boosting crop yields. Sometime in late World War II, the concept was discovered by the Nazis, who sought to...

The company Lumen Orbit want to put Data servers, to use the abundant solar energy, cooling, and the ability to freely scale up in space. launch of Prototype hardware is set for may 2025 launch of first micro data center in 2026 once Starship goes into commercial service they build the 5GW Data...

https://www.spacewar.com/reports/Air_Force_Awards_33_2_Million_to_Outpost_for_Development_of_Scalable_Earth_Return_Vehicle_999.html

https://apnews.com/article/solar-wind-batteries-clean-energy-fossil-fuels-3bbcbc555b6ff2af27e0ceeb76eb782e

https://apps.dtic.mil/sti/pdfs/ADA497223.pdf

Results of ESA studies, looks like they are going to invest more into SSP. View: https://twitter.com/AschbacherJosef/status/1559553177598435328? View: https://youtu.be/8ScTbb-43A4

If they are smart enough, Australian politicians could make a 180 degree turn over global warming, justify a civilian nuclear power industry for that reason... and tie that with nuclear submarines This is how France did it, in the 70's (except global warming wasn't the reason, but oil shocks).

https://loon.com/ https://techcrunch.com/2019/07/02/alphabets-loon-balloons-get-their-first-commercial-trial-in-kenya/ https://www.reuters.com/article/us-alphabet-loon-focus/google-internet-balloon-spinoff-loon-still-looking-for-its-wings-idUSKCN1TW1GN...

This is going to be offered to potential customers as a significantly cheaper alternative to buying a reconnaissance satellite. http://www.janes.com/article/79777/bae-systems-reveals-phasa-35-solar-powered-hale-uav More info here. https://www.theengineer.co.uk/hale-phasa-35-uav/

A design by North American/Rockwell for the same contract as the TRW 'Solar Electric Multi Mission Spacecraft'. Unlike that vehicle, which was intended for use for a variety of missions, this spacecraft was optimised for untargeted asteroid belt exploration, though with it's particle and fields...

Proposed design for a Multi-Mission bus using ion engines for propulsion. Suggested missions included an untargeted asteroid belt flyby, a targeted asteroid belt flyby, a Jupiter flyby (With or without use of gravity assist to reach an out-of-ecliptic orbit following the flyby.) and a...

Hi, here is a solar-powered flying wing recce model of 1965,created by Elmer G. Johnson at Wright- Patterson Air Force Base,as a high speed unmanned vehicle can fly up to 60 miles above the Earth,page 170...

After the cancellation of Voyager(Mars) in 1967 NASA started up a new series of studies to come up with a spacecraft for the 1973 launch opportunity. This Martin-Marietta designed soft-lander of 1969 was intended to put the maximum payload weight on the surface of Mars using a mission profile...

http://www.ebay.com/itm/1975-Boeing-Aircraft-Co-power-Seatellite-Press-Photo-/221120728172?pt=Art_Photo_Images&hash=item337bd28c6c

View of ECOSHIPS a french study for ecological warships