"The night sky is a place of wonder for all young readers. Stars are of particular fascination, especially once they learn that the sun is a star! In this book, learners explore the gases and life cycle of a star. Incredible, colorful photographs straight from NASA's telescopes and probes bring each spread to life. Thought-provoking text answers the title's question with easy, accessible language while still igniting interest. This book is right at home in any collection!"-- Provided by publisher.

Includes bibliographical references and index.

What is a star? -- Gravity -- A star is born -- What's in a star at birth? -- Main sequence -- Big red -- Death of a star -- Life after death -- Here comes the sun -- How do we know? -- Looking at light -- A cool catalog -- More to learn!