Have a question you've always wanted to ask an astronaut? Here's your chance! NASA astronauts Joe Acaba and Mark Vande Hei will be in the Moving Beyond Earth gallery to talk about their recent six-month stay on the International Space Station (ISS). Email your questions to STEMin30@si.edu or post them on our Facebook Live stream of the program at 11:00 am EST.
Due to the government shutdown, all Smithsonian museums are closed. For further updates on our operating status follow us on social media.