European Southern Observatory

This artist’s rendering shows a night view of the Extremely Large Telescope in operation on Cerro Armazones in northern Chile.…

Scientists have detected light signals from previously unseen dim companions of eight luminous stars by combining data from ESA’s Gaia…

In late 2019, a previously unremarkable galaxy suddenly started shining brighter, suggesting the sudden awakening of a massive black hole…

ESO 510-G13, a curious lenticular galaxy about 150 million light years from us, in the direction of the Hydra constellation.…