The following images are courtesy of NASA and nasaimages.org:
All other artwork, including all backgrounds, diagrams, charts and other artists renderings were created by Peter Christiansen for ASPIRE, through funding from the National Science Foundation. All such artwork is licensed under a Creative Commons Attribution-ShareAlike license. All logos, interactive materials and any other content not otherwise specified is copyrighted by the University of Utah. For any other questions concerning artwork, please contact us.