The NASA TV live feed features live coverage of launches, spacewalks and other mission events. The feed also features the latest news briefings, educational programs and cosmic events, such as supermoons and meteor showers.
NASA TV has four different channels: Public, Education, Media and Space Operations. The Public channel of NASA TV broadcasts footage of the International Space Station, live events, and documentaries 24 hours a day, while the Education channel shows space and other science programming for educational institutes such as museums and schools. The Media channel of NASA TV is targeted towards press outlets and showcases interviews, press conferences and other public relations material. The final channel, the Space Operations Channel, is an encrypted channel meant to deliver private spaceflight information internally within NASA.