Extremely Large Telescope tilted for the first time, per ESO post

The European Southern Observatory posted on Mastodon that its Extremely Large Telescope was tilted for the first time in October 2026. The post says the 2000-tonne structure moves on a thin film of oil, letting it point across the southern sky.

Timeline

1. 26 Oct, 08:54 UTCESO announces first telescope tilt

Top sources

• 2000 tonnes of steel sliding on a few microns of oil! Our Extremely Large Telescope (ELT) was tilted for the first time ESO