Adam Guillain & Charlotte Guillain 
Reading Planet — The Baby Alien — Turquoise: Comet Street Kids [EPUB ebook] 

Comet Street Kids reading books follow the adventures of Rav, Asha, Tess and Finn, four of the residents of Comet Street. There are 72 exciting stories in the series that children won’t be able to put down. Rav, Tess, Finn and Asha find themselves on a new space adventure on a far-away planet. They meet a young alien called Nogseed, who has a very annoying baby brother. Will the Comet Street Kids be able to help their new alien friend with his annoying sibling? Reading age: 6-7 years