NASA will host a media teleconference at 11 a.m. EDT on Tuesday, Oct. 25, to discuss the next science investigations, technology demonstrations, crew supplies, and hardware bound for the International Space Station aboard Northrop Grumman’s Cygnus spacecraft on the company’s 18th commercial resupply mission for NASA. Audio of the media call will stream live at: NASA and Northrop Grumman are targeting launch no earlier than 5:50 a.m. EST on Sunday, Nov. 6. The Cygnus spacecraft, carried atop an Antares rocket, will launch from the Mid-Atlantic Regional Spaceport at NASA’s Wallops Flight Facilit…