New horizons in solar system exploration

A revised and updated roadmap for the exploration of the solar system contains mission recommendations and has been provided as input to the NASA Office of Space Science strategic planning process. The recommended missions will continue the program's emphasis on understanding the origin and possible existence of life in the solar system. Missions are summarized as components of four exploration programs, three of which an continuing and one of which is a recommended new program. Key capabilities required for these new missions are also identified.