When he was nine years old, Neil deGrasse Tyson went on a trip that would change his life. While visiting the Hayden Planetarium at the Museum of Natural History in New York City, he discovered the world of astronomy and felt like the universe was calling to him. He answered that call by diving deep into astronomy courses.

"An official Who HQ book"--Cover.

Who is Neil deGrasse Tyson? -- Skyview -- A new explorer -- On the SS Canberra -- The space between the pumpkins -- Physics in action -- New horizons -- Goodbye, Pluto -- A wider audience -- A visit from Superman -- Into the cosmos -- Timelines.