
The private sector is calling on NASA to publicly communicate a specific plan soon if it wants to use commercial space stations to support human research efforts if the International Space Station (ISS) is retired in the mid-to-late 2020s.Charles Miller, president of NexGen Space LLC and former NASA senior adviser for commercial space, said Tuesday at a Secure World Foundation (SWF) event in Washington that NASA has enduring research needs on human adaptation to space that will last beyond ISS.…