The proposal period for In-Flight STEM Downlinks Expedition 74 will be open from Monday, March 17, 2025, to Tuesday, April 29, 2025.

Expedition 74 downlinks will tentatively occur between September 2025 and March 2026.

If you would like to receive a notification when the proposal period opens, please email the Downlinks team at JSC-Downlinks@mail.nasa.gov requesting to have your email added to our listserv.

Upcoming Downlink Events

The following information is subject to change.

March 5, 2025
11:45 a.m. – 1:00 p.m. Central Time (Tentative)
The Achievery
Online Only
Astronauts Suni Williams, Nick Hague, Butch Wilmore, and Don Pettit
Watch on NASA+

March 6, 2025
9:00 a.m. – 10:00 a.m. Central Time (Tentative)
Saint Ambrose Catholic School
Brunswick, Ohio
Astronauts Suni Williams, Nick Hague, and Butch Wilmore
Watch on NASA+

March 13, 2025
11:00 a.m. – 1:00 p.m. Central Time (Tentative)
Oregon Charter Academy
Mill City, Oregon
Astronaut Don Pettit
Watch on NASA+

March 26, 2025
9:00 a.m. – 11:00 a.m. Central Time (Tentative)
Richmond Hill High School
Richmond Hill, New York
Astronauts Nichole Ayers, and Anne McClain
Watch on NASA+