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The European Solar Telescope will transform solar observation 👉🏻 This 4.2-meter telescope features cutting-edge optics and an adaptive mirror system that will capture the Sun’s details with unmatched precision in visible and infrared light. Learn more 👉🏻 est-east.eu/baseline-confi…

🔭 ☀️ Check out some of the images from the EST Image Gallery! These six images showcase key elements of EST Engineering 👇🏻 Telescope Structure/Primary Mirror/Heat Rejecter/Secondary Mirror More info coming 🔜! 🔗 See more est-east.eu/est-gallery

☀️🔭 The European Solar Telescope structure combines compact design with optimized airflow, supporting the alignment and functionality of optical components. It ensures the stability required for high-precision solar observations. Learn more 👉🏻 est-east.eu/structure

🔭 ☀️ The EST will be built at the Roque de los Muchachos Observatory in La Palma, after an extensive evaluation of the world’s top observatories. 🌞 🌍 Its exact location? The area of the DOT, near the SST, a prime spot for cutting-edge solar research! 📷 est-east.eu/est-gallery

🔭 The telescope enclosure is designed to protect and maintain the telescope's temperature, enhancing performance during observations. It’s a retractable dome that shields the telescope from environmental conditions 🙌🏻 Find out more in our full article 👉 est-east.eu/enclosure

🌞 Breaking news from the European Solar Telescope! 🔭🙌 🗞️The 15th edition of EST News is now available. Check out the latest developments in cutting-edge solar physics research👉 tinyurl.com/ESTNews15

🎄Season’s greetings from the European Solar Telescope project and its international partners! 🌟🌞🔭

🔭 ☀️ A peek into the European Solar Telescope's groundbreaking design! 📽️ This animation shows the opening of the retractable dome, allowing the telescope to work in free air flow. Want more amazing visuals? 👉 Visit the EST Image Gallery! 🔗 See more est-east.eu/est-gallery

🌞🔭 Cutting-edge optics in solar science! The EST’s 4.2 m primary mirror combines 👇 🔧 80 axial & 20 lateral actuators for precision 🌡️ Air-cooling to maintain optimal performance Learn more 🔗 est-east.eu/primary-mirror

The Pier Optical Path (POP) will send light into the building, where the EST will use cutting-edge adaptive optics to capture the Sun like never before. Check out this animation to see how it works! ☀️🔭 🔗 Explore the EST Image Gallery for more 👉🏻 est-east.eu/est-gallery

🌞 EST will feature an Adaptive Secondary Mirror: 🔹 Secondary, deformable & tip-tilt mirror in one. 🔹 Cuts optical surfaces to seven. 🔹 ~2000 actuators for real-time correction. 🔹 Advanced cooling for thermal stability. 🔗 est-east.eu/secondary-mirr…

Since 2018, The Science Of EST has brought solar physics to social media through weekly articles. Now, the entire series is compiled in The Science of EST: 77 articles written by astronomers from 30 European research centers. 🌞📖 📥 👉 🌞🔗 est-east.eu/communication🔭

EST's adaptive optics system relies on deformable mirrors to correct atmospheric turbulence and deliver stunningly sharp images of the Sun. 🌞✨ Watch them in action in this video! 👇 🔗 Dive into the EST Image Gallery 👉🏻 est-east.eu/est-gallery

🔭 GREGOR, Europe’s largest solar telescope, observes the Sun at visible & near-infrared wavelengths to study magnetic fields and material motions. Operated by @KIS_Solarphysik with AIP & Max Planck Institute for Solar System Research. More videos are available 👇🏻 🔗 est-east.eu/telescopes-gal…

The EST Heat Rejecter manages solar radiation at the telescope’s prime focus, preventing thermal plumes and ensuring stable optical conditions. Its HR mirror uses a cooling system to maintain temperature control and protect the subsystems🌞🔭🔗 est-east.eu/heat-rejecter

Have you seen the 1:35 scale model of the EST structure and enclosure? 🔭☀️ For more images, check out the EST Image Gallery 👉 est-east.eu/est-gallery 🙌👏

🇫🇷 The EST France 2025 Workshop is coming to #Paris! 📅 June 11-12, 2025 📍 Sorbonne Université (Jussieu Campus) 🔭 Bringing together EST’s leadership & French scientific and industrial communities to explore EST’s impact and France’s strategic role. 🔗 tinyurl.com/EST-France-202…

🚀𝗡𝗲𝘄 𝗘𝗦𝗧 𝘁𝗲𝗻𝗱𝗲𝗿 𝗼𝗽𝗽𝗼𝗿𝘁𝘂𝗻𝗶𝘁𝘆!! 🔭The IAC has published a public tender (Ref: LIC-25-001) for the drafting of the 𝗣𝗿𝗲𝗹𝗶𝗺𝗶𝗻𝗮𝗿𝘆 𝗖𝗼𝗻𝘀𝘁𝗿𝘂𝗰𝘁𝗶𝗼𝗻 𝗣𝗿𝗼𝗷𝗲𝗰𝘁. 📅𝗗𝗲𝗮𝗱𝗹𝗶𝗻𝗲: 25/04/2025 23:59 🔗est-east.eu/procurements-pb IAC Astrofísica

🔭 The Einstein Tower was Europe’s 1st solar tower telescope built to test Einstein’s theory. It helped shape solar physics—leading to the Grotrian diagram and discovery of delta spots. ☀️ Still active today, it supports cutting-edge solar instrumentation est-east.eu/telescopes-gal…

🔭 EST and IAC Astrofísica showcased the innovative MCAO system and EMBER spectrograph at #RIA2025 during the VIII #Mad4Space conference in Madrid, reaffirming their leadership in solar instrumentation 🌞#EST #IAC #SpaceTechnology #Astronomy