Submit Your Questions For Astronauts Spending A Year In Space

NASA astronaut Scott Kelly and Russian cosmonaut Mikhail Kornienko are each spending a year aboard the International Space Station, and on Wednesday December 9th, 2015, they’re talking to us LIVE from the ISS at 10:05am ET. Watch their conversation with Popular Science executive editor Jennifer Bogo in the stream embedded above. And submit your questions on social media with #AskPopSci.