Lynne Hillenbrand, a co-author of the study, noted, “I think there was some hope that we would see something extra, like the interface between the star and its disk, but we were certainly not ...

The fact we saw so much extraâ it was much brighter in the ultraviolet than we predictedâ was the big surprise," said Lynne Hillenbrand, a professor at Caltech and co-author of the study.