ESO

@ESO

The European Southern Observatory designs, builds & operates world-class observatories on the ground for the benefit of society 🇨🇱 @ESO_Chile

Garching, Germany eso.org Joined August 2008

1.2K Following 150K Followers 15K Posts

Latest posts 5

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ESO @ESO Mar 24, 2025

We have landed on new social media spaces! 📱

Find us on BlueSky & Mastodon. We have also launched broadcast channels on Instagram and WhatsApp, a LinkedIn newsletter, and revived our Threads profile! 🤩

Explore what we’ll be sharing on each channel: orlo.uk/KbhiZ

ESO @ESO Mar 21, 2025

Too large to be made from a single piece, the ELT's 39m main mirror will consist of 798 segments. But how can they work together as one?

Enter the edge sensors and actuators, which adjust misalignments among the segments with a precision of just a couple of nanometres 🤯

0:57

ESO @ESO Mar 20, 2025

📣 Using @almaobs 📡, in which ESO is a partner, astronomers have discovered oxygen in the most distant known galaxy!

This record-breaking detection is making scientists rethink how quickly galaxies formed in the early Universe 🤔

Read more: eso.org/public/news/es…

ESO @ESO Mar 17, 2025

📷 ESO analysis confirms the INNA project would have a devastating & irreversible impact on the Paranal Observatory facilities.

The increase in light pollution, air turbulence, vibrations & dust would degrade conditions for astronomical observations eso.org/public/news/es…

www.eso.org New ESO analysis confirms severe damage from industrial complex planned near Paranal An in-depth technical analysis by the European Southern Observatory (ESO) has evaluated the impact of the INNA megaproject on the facilities at the Paranal Observatory, Chile — and the results are...

ESO @ESO Mar 14, 2025

Where are we with the construction of our #ELT?

This video takes you on a drone flight over the site. Go full screen & volume up!
youtube.com/watch?v=t3GJbC…

We've also updated the ELT schedule, see below. 1/2

📹CIMOLAI/S. Petkovic 🎶 Jon Kennedy–Toy Soldiers