Massive galaxy survey reveals cosmic structure with unprecedented detail

Researchers have created the largest weak lensing map of the universe to date, analyzing 270 million galaxies across 13,000 square degrees to trace invisible dark matter and cosmic structure. The breakthrough provides critical validation for models of universe expansion and galaxy formation, with implications for fundamental physics research and long-term investment in next-generation telescope projects.

Originaltitel: DECADE+DES Y3 weak lensing mass map: A <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:mrow> <mml:mn>13</mml:mn> <mml:mo>,</mml:mo> <mml:mn>000</mml:mn> <mml:mtext> </mml:mtext> <mml:mtext> </mml:mtext> <mml:mrow> <mml:msup> <mml:mrow> <mml:mi>deg</mml:mi> </mml:mrow> <mml:mrow> <mml:mn>2</mml:mn> </mml:mrow> </mml:msup> </mml:mrow> </mml:mrow> </mml:math> view of cosmic structure from 270 million galaxies