Messenger issue 146
The Messenger is a quarterly journal presenting ESO's activities to the public. The highlights of this edition published in December 2011 include:
- The dramatic story behind the new VLT Survey Telescope (VST) on Paranal, and its 300-megapixel wide-field optical camera, OmegaCAM.
- The milestone of four-telescope interferometry with PIONIER for the Very Large Telescope Interferometer.
- The spectra of extremely metal-poor stars, and the discovery of an extremely primitive star with X-shooter.
- Probing the epoch of reionisation by studying the Ly-alpha luminosity function at high redshift.
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