Heartlight
![](https://www.colorincolorado.org/sites/default/files/styles/book_thumbnail/public/books/0812551702.jpg?itok=NWfX1VbE)
Kate and her astrophysicist grandfather share a special bond, so when her grandfather disappears and his lab is attacked by an alien outsider, Kate must find him and the secret of his most important project. Book one of The Heroic Adventures of Kate trilogy.