Northrop Grumman NG-20The Northrop Grumman Cygnus spacecraft’s pressurized cargo module (PCM) for the company’s 20th commercial resupply mission is lifted and moved...The Northrop Grumman Cygnus spacecraft’s pressurized cargo module (PCM) for the company’s 20th commercial resupply mission is lifted and moved...The Northrop Grumman Cygnus spacecraft’s pressurized cargo module (PCM) for the company’s 20th commercial resupply mission is lifted and moved...The Northrop Grumman Cygnus spacecraft’s pressurized cargo module (PCM) for the company’s 20th commercial resupply mission is lifted and moved...The Northrop Grumman Cygnus spacecraft’s pressurized cargo module (PCM) for the company’s 20th commercial resupply mission is lifted and moved...The Northrop Grumman Cygnus spacecraft’s pressurized cargo module (PCM) for the company’s 20th commercial resupply mission is lifted and moved...