3 天之前 · The Extremely Large Telescope: The World's Biggest Eye On The Sky

Comparison of nominal sizes of apertures of the above extremely large telescopes and some notable optical telescopes. An extremely large telescope (ELT) is an astronomical observatory featuring an optical telescope with an aperture for its primary mirror from 20 metres up to 100 metres across, [1] [2] when discussing reflecting telescopes of optical wavelengths including …

2 天之前 · The European Extremely Large Telescope (ELT) is a revolutionary scientific project for a 40m-class telescope that will allow us to address many of the most pressing unsolved questions about our Universe.

This interactive, 360-degree webcam offers high-resolution views of the top platform of Cerro Armazones, where ESO’s ELT is being built. To the west, you can see the ELT base camp downhill and the Armazones access road.

Extremely large telescopes are considered worldwide to be one of the highest priorities in ground-based astronomy. They will lead to a greater advancement of astrophysical knowledge, allow a deeper exploration of our Universe, and give sharper views of cosmic objects than ever before.

2024年7月29日 · Stephane Udry et al, ‘Exoplanet Science with the European Extremely Large Telescope. The Case for Visible and Near-IR Spectroscopy at High Resolution' (2014), https://arxiv.org/abs/1412.1048

5 天之前 · Between the end of 2010 and the summer 2011, the E-ELT project extended the detailed design phase in order to consider the recommendations of the E-ELT Design Review, and in June 2011 the ESO Council endorsed a revised baseline design for the E-ELT.

6 天之前 · ESO is the European Organisation for Astronomical Research in the Southern Hemisphere. It operates the La Silla Paranal Observatory in Chile and has its headquarters in Garching, near Munich, Germany.

2021年8月23日 · An Expanded View of the Universe — Science with the European Extremely Large Telescope. The year 2009 was celebrated by the International Astronomical Union and UNESCO as the International Year of Astronomy.

2023年7月16日 · The European Southern Observatory's Extremely Large Telescope (ESO's ELT) has reached the halfway mark in its construction. Once completed, it will be the world's largest telescope for visible and infrared light, featuring a pioneering five-mirror optical design. Despite challenges posed by the pand