Someone has created a simulation that details what would happen to a human in space without a spacesuit - and it's quite disturbing.

In this very graphic video, posted by DG EYE science on YouTube, they explain exactly what you can expect should a situation ever occur - not that you might have a trip to space this weekend or anything like that:

Going to space already seems like a daunting enough task on its own, but the risks involved in the trip make it incredibly difficult too.