Going back to the moon This is Canada on the world stage doing big things

WASHINGTON — Ask Marc Garneau if he’d go back to space and the first Canadian to ever make the trip doesn’t hesitate: “In a wink.” It’s another matter entirely, of course, whether the now-retired former astronaut and Quebec MP — at 74, he finally gave up his seat in the House of Commons just three weeks ago — still has the right stuff. “You always wonder, when you reach a certain age, whether you would still have that capability that you had when you were younger,” said Garneau, who flew three Space Shuttle missions between 1984 and 2001. “Having flown…