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First Light for a transformed Yepun

A major milestone has been reached in the project to transform Unit Telescope 4 (Yepun) of ESO’s Very Large Telescope (VLT) into a fully adaptive telescope, with the installation of a deformable secondary mirror on…


Holy Quasar!

An international team of astronomers has discovered glowing gas clouds surrounding distant quasars. This new survey by the MUSE instrument on ESO’s Very Large Telescope indicates that halos around quasars are far more common than…


Just wait 12 years to look at Alpha Centauri

A very rare gravitational lensing event, set to occur in 2028, has been predicted by a team of French astronomers led by Pierre Kervella of the CNRS/Universidad de Chile. It will provide an ideal opportunity…


Not for coffee aficionados: what does ESPRESSO mean?

More power to look at exoplanets and their atmospheres. For the first time, starlight from one of the Unit Telescopes (UT) that make up ESO’s Very Large Telescope (VLT) has been successfully channelled 60 metres…


Practically around the corner

Astronomers using ESO telescopes and other facilities have found clear evidence of a planet orbiting the closest star to Earth, Proxima Centauri. The long-sought world, designated Proxima b, orbits its cool red parent star every…


Visit Virtual ESO

Brand new 360-degree virtual tours of all of ESO’s facilities are now available on the ESO website. This new release has been enriched with new viewpoint features and many panoramas and videos capturing places never…


A great new name, a great new goal

The new FIDEOS (Fiber Dual Echelle Optical Spectrograph) instrument has made its first observations — known as first light — collecting its first scientific data and confirming its successful operation. FIDEOS is operating on the…