Scientists make ‘largest and most precise’ 3D map of expanding universe

An international team used an instrument known as the Dark Energy Spectroscopic Instrument to create the map

Desi has made the largest 3D map of our universe to date. Earth is at the centre of this thin slice of the full map (Claire Lamman/Desi collaboration)

Scientists have made the largest 3D map of the universe, measuring how fast it has expanded over billions of years by using the most precise measurements to date.

An international team used an instrument known as the Dark Energy Spectroscopic Instrument (Desi) to create the map.