A vast filament of gas stretching across the cosmos may help solve the mystery of the Universe’s missing matter. Astronomers have identified a massive filament of hot gas connecting four galaxy ...

The first ever space telescope, the Orbiting Astronomical Observatory 2 (OAO-2), was launched into the low Earth orbit in ...

The James Webb Space Telescope (JWST), launched in 2021, is currently the most powerful space observatory ever built.

On 11 June, engineers at OHB's facilities in Germany joined together the two main parts of ESA's Plato mission.

"We have discovered a galaxy that has been 'perfectly preserved' for billions of years, a true archaeological find that tells ...

Beginning in spring 2021, ESA will publish and regularly update a roster of approved training providers and other opportunities in the Professional Development Calendar, and participants are ...