That white streak in the upper left is Comet NEOWISE, visible in the night sky just after sunset for a few fleeing evenings — NASA offers tips on how to catch a glimpse — before it hurtles off into deep space. See it while you can. Once it passes through the inner solar system, the comet will not return for 6,800 years.
Photo of the Week highlights images from campus and from the Notre Dame family around the world. Have a snapshot you think we should see? Email firstname.lastname@example.org to be considered for publication.