Three fantastic crossovers - all written by Warren Ellis - are collected in one spectacular collection! This volume collects PLANETARY/THE AUTHORITY, PLANETARY/JLA, and PLANETARY/BATMAN, featuring gorgeous art by fan-favorites John Cassaday, Phil Jimenez and Jerry Ordway!

"Fully updated and expanded, this new edition presents a cutting-edge summary of planetary rings and a wealth of exciting space mission results which have greatly increased our understanding of rings in recent years, including Cassini's initial Saturn System mission and its extended Equinox and Solstice missions, and the New Horizons flyby of Jupiter. Larry Esposito draws on his 40 years' research experience, including his position as a principal...

Explores the planet Earth and looks at its physical characteristics, history, and what the future might hold.

This curriculum-based, fun, and approachable book offers everything young readers need to know to begin their study of the Red Planet. They will learn about the fundamental aspects of the Mars, including its size, mass, surface features, interior, orbit, and spin. Further, they will learn about the history of the missions to Mars, including the Viking spacecraft and the Curiosity and MAVEN rovers. Finally, readers will learn about why scientists think...

Explores the planet Neptune and looks at its physical characteristics, history, and what the future might hold.

Explores the planet Saturn and looks at its physical characteristics, history, and what the future might hold.

This straightforward but fascinating book takes a close look at Venus and shows young people just how different our neighboring planet is from our own. Known as the hottest planet, Venus is an example of the greenhouse effect to the extreme. Young readers will take a tour beneath the sulfur dioxide clouds and see the planet's surface up close with images taken by the Magellan and the Venus Express missions. This book will surely fascinate any young...