With the search for extra terrestrial life expanding way beyond our solar system, and even galaxy, scientists have been discovering planets with the potential to harbour life forms like our own. A cracking infographic from xkcd highlights, as of June this year, all the ‘exoplanets’ and their perspective scales we’ve found thus far. There’s even a small section dedicated to our own solar system, which gives you an idea of just how big some of these planets are.
Click the pic to see it in full.