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All times listed are in U.S. Eastern, which equates to UTC-4 until 2 a.m. EST Nov. 2, 2025. After that it will equate to UTC-5.

While NASA programming is free, obtaining it through third-party streaming services may require equipment purchases or subscription fees. These links are provided for your information and do not constitute NASA’s endorsement of any goods or services.

Sunday, Sept. 21

2:30 p.m. | Prelaunch news conference on the launch of three space weather missions: NASA’s Interstellar Mapping and Acceleration Probe (IMAP); NASA’s Carruthers Geocorona Observatory; and the National Oceanic and Atmospheric Administration (NOAA) Space Weather Follow On L1 Mission (SWFO-L1.) Stream on YouTube

3:45 p.m. | NASA and the National Oceanic and Atmospheric Administration (NOAA) to host a science news conference on three new space weather missions: NASA’s Interstellar Mapping and Acceleration Probe (IMAP); NASA’s Carruthers Geocorona Observatory; and the National Oceanic and Atmospheric Administration (NOAA) Space Weather Follow On L1 Mission (SWFO-L1.) Stream on YouTube

Monday, Sept. 22

12:30 p.m. | 2025 Astronaut Candidate Selection Ceremony. Stream on NASA+, Amazon Prime, YouTube

Tuesday, Sept. 23

6:40 a.m. | Launch coverage of three space weather missions: NASA’s Interstellar Mapping and Acceleration Probe (IMAP); NASA’s Carruthers Geocorona Observatory; and the National Oceanic and Atmospheric Administration (NOAA) Space Weather Follow On L1 Mission (SWFO-L1.) Launch is scheduled for 7:32 a.m. Stream on NASA+, Amazon Prime, YouTube

6:40 a. m. | Cobertura del lanzamiento de tres misiones de meteorología espacial: la Sonda de Cartografía y Aceleración Interestelar (IMAP, por sus siglas en inglés) de la NASA; el Observatorio Carruthers de la Geocorona de la NASA; y la nave espacial de Seguimiento de la Meteorología Espacial en el Punto de Lagrange 1 (SWFO-L1, por su acrónimo en inglés) de la Administración Nacional Oceánica y Atmosférica. El lanzamiento está previsto para las 7:32 a. m EDT (hora del este). Retransmisión disponible en NASA+, Amazon Prime

11 a.m. | News conference on the Artemis II mission. Stream on YouTube

1 p.m. | News conference on the science and technology of the Artemis II mission. Stream on YouTube

Wednesday, Sept. 24

10 a.m. | News conference with the Artemis II astronauts. Stream on YouTube