A mammoth spinning vortex is seen on Saturn, in this "false-color" photograph released by NASA Monday. The image was captured by the Cassini spacecraft. A related image, presenting what a human eye would see, is farther down this page. NASA hide caption

itoggle caption NASA

Three PhoneSats, like the one seen here during a high-altitude balloon test, were launched into space on Sunday. The slightly modified cellphone satellites cost a few thousand dollars in parts. NASA Ames Research Center hide caption

itoggle caption NASA Ames Research Center

The Antares rocket lifts off from the launchpad at the NASA facility on Wallops Island Va., Sunday, beginning a test mission that has now been deemed a success. The Orbital Sciences Corp. rocket will eventually deliver supplies to the International Space Station. Steve Helber/AP hide caption

itoggle caption Steve Helber/AP