FILE PHOTO: The United Launch Alliance Delta IV Heavy rocket launches NASA’s Parker Solar Probe to the Sun at Cape Canaveral, Florida, U.S. August 12, 2018 NASA/Bill Ingalls/Handout via REUTERS/File Photo
FILE PHOTO: The United Launch Alliance Delta IV Heavy rocket launches NASA’s Parker Solar Probe to the Sun at Cape Canaveral, Florida, U.S. August 12, 2018 NASA/Bill Ingalls/Handout via REUTERS/File Photo