A cosmologist describes his decade-long study of the expansion of the universe following the Big Bang, detailing his team's observation and analysis of intergal

Introduces the sun, planets, moons, and other elements of our solar system; describes the stars and galaxies; and details human exploration of space.

An accessible look at the mysteries that lurk at the edge of the known universe and beyond The observable universe, the part we can see with telescopes, is incr

Explores scientists' thrilling quest to send a spacecraft to Pluto. Engaging text, vibrant photos, and informative infographics help readers learn about this im

It is hard to conceptualize both the scale and the mind-boggling diversity of the Universe, but this book changes that. Come along on a vivid experiential journ