Thursday, September 4, 2025, 8 – 9 p.m. EDT

Get excited about spaceflight with astronaut Mike Massimino, this year's speaker for the annual John H. Glenn Lecture in Space History on Thursday, September 4, 2025 on the Museum's YouTube channel. 

Since retiring from NASA, Massimino has embraced his role as a science communicator and will speak about his two space shuttle missions from 8-9 pm.

Hear from Massimino and ask questions in real time through our live broadcast via YouTube.

For more information about this event, you can always check out our event page.

ASL interpretation will be available to view via YouTube.