Nature [1] cites Graney [2] that Galileo may have confused stars for their Airy disks. Nature's phrasing makes it seem that we're not entirely sure of Galileo's

Nature [1] cites Graney [2] that Galileo may have confused stars for their Airy disks. Nature's phrasing makes it seem that we're not entirely sure of Galileo's exact confusion. > Graney suggested in 2008 that Galileo's observations of stars were actually diffraction patterns called Airy disks [1] https://www.nature.com/news/2010/100305/full/news.2010.105.html https://www.nature.com/news/2010/100305/full/news.2010.105.h... [2] https://link.springer.com/article/10.1007/s00016-007-0345-3 https://link.springer.com/article/10.1007/s00016-007-0345-3