NASA will hold a media teleconference today at 4:30 p.m. EDT, Thursday, Sept. 29, to discuss a new study exploring potential commercial space opportunities for NASA science missions. The agency will livestream audio of the teleconference on its website. NASA will hold a media teleconference today at 4:30 p.m. EDT, Thursday, Sept. 29, to discuss a new study exploring potential commercial space opportunities for NASA science missions. The agency will livestream audio of the teleconference on its website. Read More