Paranal Science Operations (PSO) is the department of the European Southern Observatory responsible for the scientific operation of the telescopes at the Paranal Observatory site. These facilities ...

Revealing hidden stars and galaxies: new MOONS instrument at the Very Large Telescope makes first observations ...

Experience spring at ESO's Paranal Observatory: slots now open for free public tours from October through December ...

The 2.2m telescope at La Silla has been in operation since early 1984 and is on indefinite loan to ESO from the Max Planck Gesellschaft. The telescope time is shared between the MPI and ESO Observers.

The European Extremely Large Telescope (ELT) is motivated by a wide range of scientific challenges encountered by modern astronomy. This section of the ELT web pages aims to provide information about ...

ALMA (Atacama Large Millimeter/submillimeter Array) is the world-largest ground-based facility for observations in themillimeter/submillimeter regime located on the ...

The 3.6m New Technology Telescope (NTT) saw first light in March 1989. CCD frames were obtained on which stellar images had FWHM diameters of 0.33, indicating the excellent imaging quality of this ...

PIONIER is a H-band 4-beam combiner instrument at the VLT interferometer. It is originally a visitor instrument that by agreement with IPAG is offered to the ESO community from P96 onwards as a ...

ESO's mission is to provide its astronomical community with worldwide competitive ground-based observing capabilities to probe the Universe from its first billion year to the present time. In order to ...

MATISSE is a four-telescope beam combination instrument operating in the L (between 3.2 and 3.9 μm), M (between 4.5 and 5.0 μm), and N (between 8.0 and 13.0 μm) bands. It operates in a spectroimaging ...

Artist’s impression of the planet Ross 128 b (Credit: ESO/M. Kornmesser) A temperate Earth-sized planet has been discovered only 11 light-years from the Solar System by a team using ESO’s unique ...

alpha(2000) = 02h 28m 09.54s , delta(2000) = +08d 27' 36.2'' ...