It's a big question is there alien life in outer space? Meet the astrobiologists searching the universe to see if there's anyone else out there! Dive into the stories behind astrobiology to discover what aliens might look like what makes a planet perfect for life the possibility that we've already been visited by aliens and so much more! Beautifully bound with stunning illustrations this unique and collectable series will start a lifelong interest in science for curious kids. With links to the Big Question Answered website for comprehensive free teacher resources and fun kids pack.