Euclid Telescope Launches on Mission to Map the Cosmos

SpaceX rocket launches Euclid space telescope to map the 'dark universe' like never before (video)

Euclid: Europe's 'dark explorer' telescope set for launch - The Euclid mission will make an immense 3D map of the cosmos in an effort to tie down some of the properties of so-called dark matter and dark energy.

Who is the Euclid 'dark universe' space telescope named after?