ESA Euclid survey maps 1.5 billion galaxies in first public catalog
Dark-matter and dark-energy studies get a fresh dataset covering a third of the planned sky.
Daily Read Book
ESA Euclid survey maps 1.5 billion galaxies in first public catalog
30 Aug 2026
A calm edition of the prior 24 hours — 1 briefing in chapters, with links back to sources and the live feed.