first there was the big bang then our galaxy was hurtling through space at the speed of light along with billions and billions of other planets stars satellites meteors comets asteroids meteorites and goodness only knows what else this gobsmacking guide gives you mindboggling information about our galaxyand beyond jump up and down with excitement as youre whisked away on a grand tour of the solar system where youll go skiing on mars and meet the sad creature from pluto gasp at some incredible facts about red giants white dwarves and supernovas plusfind out what happens when a bloke called sid gets too close to a black hole