"Grandpa, how big is the universe? How far are the stars? How can we tell the sun's age?" In this book, master astrophysicist Hubert Reeves unlocks the secrets of the universe. This is his spiritual testament to younger generations and a perfect occasion for us all to revise our conceptions about the cosmos.
The master cosmologist and astrophysicist unlocks the secrets of the universe in a clear and accessible way for children.
