ESO

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The university team have achieved another world first by polishing an optic down to 7.5nm. Credit: Glyndwr University

Glyndŵr University's mirror polishing milestone

The Glyndŵr University team have polished a 1.5m optic for the E-ELT down to just 7.5nm.
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The Cerro Armazones mountain in Chile is the intended site for the E-ELT. Credit: ESO

E-ELT construction work begins

Building work on ESO's E-ELT, the world’s largest telescope, begins this week
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The ring of dust around the nearby star HR 4796A was one of the first things to be imaged by SPHERE. Credit: ESO/J.-L. Beuzit et al./SPHERE Consortium

ESO’s SPHERE achieves first light

ESO's new exoplanet imager SPHERE shows promise.
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UK team build first E-ELT prototype mirror

The group are the first to produce a successful prototype mirror segment for ESO
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Image credit: ESO/UltraVISTA team Acknowledgement: TERAPIX/CNRS/INSU/CASU

ESO unveils widest ever deep view of the sky

Incredible new infrared data will be made available to astronomers
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