Artist's impression of the Euclid spacecraft. Euclid is a medium-class mission in ESA's Cosmic Vision to investigate the expansion of our Universe over the past ten billion years, probing cosmic...

Artist's impression of the Euclid spacecraft. Euclid is a medium-class mission in ESA's Cosmic Vision to investigate the expansion of our Universe over the past ten billion years, probing cosmic...

The structural and thermal model of the Euclid satellite recently completed its thermal qualification tests at Thales Alenia Space’s premises in Cannes, France. Integrated in near-flight...

The Euclid mission will be launched in 2022. The latest artist's impression of the spacecraft is updated to reflect the current knowledge of the spacecraft. It was created on 17 December 2018.

The Euclid spacecraft will have a launch mass of around 2100 kg. It will be about 4.5 metres tall and 3.1 metres in 'diameter' (with appendages stowed). The nominal mission lifetime is six...

This diagram shows the distribution of matter and energy in the Universe. Matter familiar to us on Earth - the atoms and molecules that make up everything we see - account for only a small fraction...

Two spacecraft concepts were studied during the assessment phase: (left) concept from EADS Astrium, and (right) the selected concept from Thales Alenia Space.

An artist concept of a proposed design for the Euclid telescope and spacecraft from EADS Astrium.

Thales Alenia Space concept for Euclid, from the assessment study phase.