Readers invited to submit questions about spaceflight

What does space smell like? What happens to your body if you are ejected into space? What should astronauts do when they become seriously ill while in orbit?

These questions may seem irrelevant to the revered display of ingenuity behind spaceflight, but they are key topics that every astronaut will contemplate.

You surely have many more of these quirky questions about spaceflight, so feel free to share them with us, and the science writers at China Daily will answer them. Who knows, their responses may surprise you!