The Sun

How hot is the sun? How many stars shine in the sky? What would happen if you fell into a black hole? Your mission is to answer these questions and more! Exploring our universe guides you on exciting adventures through the wonders of deep space. Investigate fiery comets, faraway planets, and mysterious black holes. Meet astronomers and astronauts who changed the history of space exploration. And study the stellar technology that helped them do so. Vivid photographs and dynamic text take you on an out-of-this-world journey through our vast universe. So suit up, strap in, and blast off!