The Science Project. Ruby & Nolan's Great Adventures in Space, #1

How does a family cope with making life-changing decisions?  Does the family become closer or drift apart?  Let's peek inside the lives of a family of four that makes a decision not many will ever make.  They agreed to leave the comfort of their home, families, and earth and journey to an uninhabited planet many light-years away. The entire family makes the journey.  However, this story is mainly about their two pre-teens' adventures.
Ruby and Nolan Weller make their weekly climb up the hill by their home to check the Solar Panels.  They are shocked to find two of them mangled and broken beyond repair.  Searching for tracks of the animal that did the damage, they discover a large, brightly colored rock.  Deciding it would be a great science project, they slide it down the hill with one small mishap and hide it in their play fort's wood box. For the next few weeks, they conduct their scientific study.
 When it starts growing, they realize it isn't a rock at all; it is an egg!  They know back on earth, eggs do not grow!  Whatever is in that egg, it is big!  And it is hatching!Nolan hopes it is a pony, even though he knows ponies do not hatch from eggs.  Ruby thinks it might be a chicken or a bird but is concerned with its size!  What could go wrong?  After all, it will be a baby. This is book one of a series of 7 young adult adventures.