Antares NG-15 was successfully launched on Feb 20, 2021 on a mission to ISS.

Launch Site: MARS Pad 0A, Wallops Flight Facility, Virginia

Vehicle: Northrop Grumman Antares new Series 230+  with RD-181 engines, new combined fairing adapter, Castor 30XL with reduced insulation.

Cargo Spacecraft: Enhanced Cygnus S.S. Katherine Johnson . AXMCygnusNG-15_1100

Resupply Cygnus NG-15 Mission to ISS

1:100 Scale Model with updated Cygnus model with new color, external radiators and external payload platforms. Nanorack deployer  is attached to the exterior of Cygnus.

On May 5, 2021, a used NiH2 (nickel-hydrogen) battery with its FRAM was attached on Cygnus site 1 to be disposed at the end of mission.