Paul Patton, left, senior manager, front end innovation and regulatory for Delta Faucet, and Garry Marty, principal product engineer for Delta Faucet, address NASA Social participants during a What’s on Board science briefing at the agency’s Kennedy Space Center in Florida on March 5, 2020. The briefing provided a closer look at some of the payloads launching on SpaceX’s 20th Commercial Resupply Services (CRS-20) mission to the International Space Station. The company’s Falcon 9 rocket is scheduled to lift off from Cape Canaveral Air Force Station’s Space Launch Complex 40 at 11:50 p.m. EST on March 6, 2020.