Say hello to MOONS: Europe’s colossal new spectrograph The European Southern Observatory (ESO) and the Observatoire de Paris ...

Brunswick, Maine, resident Grant Tremblay thinks in terms of light years. It’s a natural habit: He has spent years studying astronomical phenomena using sophisticated space telescopes like NASA’s ...

In response to the numerous satellite megaconstellation projects orbiting Earth, the European Southern Observatory has requested the establishment of a limit to preserve astronomical observations from ...

The spiral galaxy, called NGC 3312, lies within a large cluster known as Hydra I, which is located over 160 million light-years from Earth. . | Credit: ESO/INAF/M. Spavone, E. Iodice A galaxy is ...

An image of the Sculptor Galaxy created using images from the European Southern Observatory’s Very Large Telescope. Credit: ESO / E. Congiu et al. It’s not every day we get to see a visual of the ...

Using the European Southern Observatory’s Very Large Telescope (ESO’s VLT), astronomers have discovered an exoplanet orbiting Barnard’s star, the closest single star to our Sun. On this newly ...

Europe's ESO astrophysics agency said Monday that a giant green energy project billed for Chile's Atacama desert—home to the world's darkest skies—will spoil its view of the stars and threaten its ...