Táto séria sleduje dobrodružstvá zvedavého chlapca Colina, ktorého obyčajný život sa nečakane premení na kozmickú jazdu. Keď Colin objaví skrytú vesmírnu loď v neobvyklom prostredí, otvorí sa mu svet plný mimozemských stretnutí a neuveriteľných objavov. S každou novou stranou sa mladí čitatelia ponoria do napínavých príbehov o priateľstve, odvahe a fascinácii neznámom.
Colin has a strange new classmate. His name is Harry. He is suspiciously neat ... and he spends a lot of time in the bin at the back of the school. When curious Colin dives into the bin after Harry one day, he doesn't find banana peel and custard in there. Rows of lights flicker on, and the bin begins to hum. Colin's day is about to turn Cosmic!
When Harry the alien lands his spacebin in his friend Colin's garden, it's time for an adventure! There's just one problem - they'll have to take Colin's naughty, snotty little brother with them... Colin's day is about to turn Cosmic! But when aliens attack, will it end in disaster?