The unmanned Northrop Grumman NG-17 Cygnus called the 'Piers Sellers' will be unberthed from the International Space Station tomorrow with the robotic arm before being raised out away from the Station and released.
Coverage begins at 6:30 Eastern, 10:30 UTC, 11:30 UK time with release set for 06:50, 10:50, 11:50.