Where is the water on Mars?
What is inside of a giant planet?
Where might we look for life in and beyond the solar system?
The Science of the Solar System
Explore the solar system using concepts from physics, chemistry, biology, and geology. Learn the latest from Mars, explore the outer solar system, ponder planets outside our solar system, and search for habitability in the universe.
Brown is best known for his discovery of Eris, the largest object found in the solar system in 150 years, and the object which led to the debate and eventual demotion of Pluto from a real planet to a dwarf planet. In 2006 he was named one of Time magazine's 100 Most Influential People. At Caltech he teaches undergraduate and graduate students, in classes ranging from introductory geology to the formation and evolution of the solar system and has been awarded the Richard P. Feynman Prize, the highest teaching award at Caltech. He was also named one of Wired Online's Top Ten Sexiest Geeks in 2006, the mention of which never ceases to make his wife laugh.