Earth System Science Pathfinder

摘要

1. Orbiting Carbon Observatory (OCO) lost during unsuccessful Taurus XL launch in 2009rn2. OCO replacement could be builtrn3. Aquarius/SAC-D scheduled to launch in 2010rn4. HYDROS expected to be re-proposed for future flight missionrn5. Announcement of Opportunity for ESSP-4 missons has not been made.