Weightless waffles and the Northern Lights: Chris Hadfield's latest photos from orbit

Last week was a big one for Chris Hadfield, what with his real-life conversation with fake space traveller William Shatner and, of course, all of that research. The Canadian astronaut spent the weekend as he often does — tweeting photos from orbit back to Earth — and has kept up into this week, catching a stunning glimpse of vividly green Aurora Borealis, and sampling a floating waffle for Shrove Tuesday. Here are some of his latest images: