Author name: David Ryabchikov

Solar geoengineering startups are getting serious

Solar geoengineering startups are getting serious

Solar geoengineering aims to manipulate the climate by bouncing sunlight back into space. In theory, it could ease global warming. But as interest in the idea grows, so do concerns about potential consequences. A startup called Stardust Solutions recently raised a $60 million funding round, the largest known to date for a geoengineering startup. My […]

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Earth and solar system may have been shaped by nearby exploding star

Earth and solar system may have been shaped by nearby exploding star

Space A new explanation for the solar system’s radioactive elements suggests Earth-like planets might be found orbiting up to 50 per cent of sun-like stars By Alex Wilkins Facebook / Meta Twitter / X icon Linkedin Reddit Email SNR 0519, the remnant of a supernova that exploded about 600 years ago Claude Cornen/ESA/Hubble & NASA

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World hits ‘heroic achievement’ of 1TW of operating utility-scale solar capacity

World hits ‘heroic achievement’ of 1TW of operating utility-scale solar capacity

Latest US-based SOLV Energy, which is responsible for 15.5GW of operational capacity, leads the world’s EPC firms. Image: American Public Power Association, Unsplash. The global utility-scale solar PV sector has exceeded the threshold of 1TW of operating capacity, meaning that the cumulative capacity of utility-scale solar in operation has doubled every three years since 2016.

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Interstellar comet 3I/ATLAS’ journey through our solar system, in photos

Interstellar comet 3I/ATLAS’ journey through our solar system, in photos

Dec. 9, 2025, 5:25 PM EST A mysterious interstellar comet has been taking a tour of our solar system in recent months, garnering intense interest from astronomers and space enthusiasts alike. Comet 3I/ATLAS is only the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy, and the rare visit

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Toshiba ESS tests hybrid wind-solar project with storage in Saudi Arabia

Toshiba ESS tests hybrid wind-solar project with storage in Saudi Arabia

Toshiba Energy Systems & Solutions Corp. (Toshiba ESS) has started testing batteries and energy management solutions to stabilize electricity in remote Saudi Arabia through a hybrid wind-solar pilot project. The project will run until May 2028 to evaluate power- and energy-oriented batteries and optimize battery use… https://www.pv-magazine.com/2025/12/09/toshiba-ess-tests-hybrid-wind-solar-project-with-storage-in-saudi-arabia/

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EDF Power Solutions to take 20% stake in Scatec solar-storage project in Egypt

EDF Power Solutions to take 20% stake in Scatec solar-storage project in Egypt

Oslo-based Scatec ASA says it will retain majority ownership in Egypt’s 1.1 GW solar and 100 MW/200 MWh Obelisk project, with EDF Power Solutions taking 20% and Norfund 25%… https://www.pv-magazine.com/2025/12/09/edf-power-solutions-scatec-obelisk-equity-investors-norfund-hybrid-solar-storage-egypt/

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Solar Stewardship Initiative publishes guide for solar supply chain

Solar Stewardship Initiative publishes guide for solar supply chain

The Solar Stewardship Initiative’s (SSI) new buyers guide targets forced labor risk, supply-chain transparency, and compliance readiness in global solar procurement. December 9, 2025 Pilar Sánchez Molina SSI has published its first Buyers Guide, a 54-page document designed for companies, project developers, investors, and public institutions to strengthen responsible procurement in the solar sector. The

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Space-Based Data Centers Could Power AI with Solar Energy—At a Cost

Space-Based Data Centers Could Power AI with Solar Energy—At a Cost

December 9, 2025 4 min read Add Us On Google Add SciAm Data Centers in Space Aren’t as Wild as They Sound Space-based computing offers easy access to solar power but presents its own environmental challenges By Jeremy Hsu edited by Eric Sullivan A mock-up of the solar-powered data center the start-up Starcloud plans to

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