Cygnus Is the Cutest of the Space Station Cargo Craft
When the S.S. Deke Slayton II launched in December, it was the first mission of the newly-upgraded Cygnus spacecraft. The upgrades included an expanded cargo hold and reworked service module, but the most visually striking difference is the new solar panels. Instead of stiff rectangular bars like on every other spacecraft (including older-model Cygnus spacecraft), the Cygnus now sports a pair of cheery round orange-yellow Ultraflex solar arrays.
Sourced through Scoop.it from: gizmodo.com