What's Ask a Spaceman! about?
What would happen if you fell into a black hole? How big is the universe? Just what the heck is a quasar, anyway?
You've got questions, and astrophysicist Paul Sutter has the answers! Submit questions via Twitter using #AskASpaceman or post to facebook.com/PaulMattSutter. Every week you will come closer to COMPLETE KNOWLEDGE OF TIME AND SPACE!
