Astronaut Ricky Arnold takes an out-of-this-world selfieiss055e071506 (May 16, 2018) --- Astronaut Ricky Arnold takes an out-of-this-world selfie, or "space-selfie," during a spacewalk on May 16 to swap thermal control gear.Image Credit: NASA Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/astronaut-ricky-arnold-takes-an-out-of-this-world-selfie-42285534961-o/Copy URL to clipboard> DownloadShareTagsInternational Space StationTakenMay 16, 2018Image CreditNASASize5568x3712px