ScienceGlobal issuesEuclid telescope: Mapping the universe07/01/2023July 1, 2023A new telescope has begun mapping the distant universe in greater detail than ever seen before, improving our understanding of dark matter and dark energy.Copy linkPrefer DW on GoogleImage: ESA/PA Media/dpa/picture allianceAdvertisementOn July 1, the new Euclid telescope began mapping the distant universe.