This month, the two biggest planets in our solar system, Saturn and Jupiter, are coming together in the sky in a once-in-a-lifetime way called a Great Conjunction.

Tune in for a discussion with NASA astronaut Victor Glover while he is aboard the International Space Station!

For over 20 years, scientist astronauts have been conducting incredible science on the International Space Station — after all, it is the only laboratory available for long-duration microgravity research.

In this live chat, join the STEM in 30 team as we speak with an astronaut about the International Space Station. 

Museum educator Ann Caspari will read the original story Building Our Home Among the Stars, which tells the story of Three Friends building a space station, in honor of the 20th anniversary of humans living on the International Space Station.

NASA astronaut Sunita Williams has spent more than 321 days in space and completed seven spacewalks during two extended missions to the International Space Station. Tune in to hear about her experiences and insights. 

It’s spooky season! Do you have your Halloween costume ready? In this special Halloween-themed Air and Space Live Chat, learn all about science fiction props and costumes in Star Wars, Star Trek, and other space science fiction.

Join NASA astronaut Jessica Meir in conversation with scientists from NASA's Goddard Space Flight Center and the Smithsonian’s Movement of Life Initiative to discuss their complementary expertise and the role of space and aviation technologies in studying our changing world. This series is part of Smithsonian’s Earth Optimism initiative, a global partnership which aims to further research and discussion of climate change in order to identify, promote, and share solutions to this global crisis.

Tune in to hear experts in the field and students reflect on our recent project flying balloons around the world. 

Families can follow along as balloons are launched into the air and travel across the globe!