A distant supernova defies our understanding of the cosmos’s expansion
The supernova Refsdal with a galaxy clusterNASA, ESA, S. Rodney, FrontierSN staff, T. Treu, P. Kelly, GLASS staff, J. Lotz, ...
The supernova Refsdal with a galaxy clusterNASA, ESA, S. Rodney, FrontierSN staff, T. Treu, P. Kelly, GLASS staff, J. Lotz, ...
