NASA is releasing a Community Announcement (CA) as an advanced notice of NASA's intention to solicit Earth Venture (EV) investigations. This will be the first solicitation in the Earth Venture Orbital (EVO) series and will be soliciting innovative, Principal Investigator (PI)-led, cost-capped investigations for operations in Low Earth Orbit (LEO). On or after the publication date of this www.SAM.gov special notice, the full text for this CA will be available for download from the EVO-1 Acquisition Homepage listed under the links. The full text of the CA is also provided as the attached PDF file entitled “CA_EVO-1_FullText”. The attached PDF file entitled “1st_CA_Email_EVO” is a copy of the text of an email the NASA Solicitation and Proposal Integrated Review and Evaluation System (NSPIRES) sent to Science Mission Directorate (SMD) List Serv subscribers. Please send any questions or comments with a subject line “EVO-1 CA” to the listed point(s) of contact.