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SOMA Small Explorer Acquistion.

Science Office for Mission Assessments: Explorer (EX) Acquisition

Explorer (EX): Draft AO

The Draft Explorer AO has closed for comment. The Final AO has been released and is available at The final AO incorporates a large number of changes relative to this draft and previous Explorer Program AOs, including both policy changes and changes to proposal submission requirements. All proposers must read the final AO carefully, and all proposals must comply with the requirements, constraints, and guidelines contained within that final AO. This page is retained for archive only.

Draft Explorer 2010 Solicitations


Explorer 2011 News

Subject: Draft AOs for Explorer Missions and Explorer Missions of Opportunity Released for Community Comment

Release Date: June 22, 2010
Comments Due: July 16, 2010
Identification Number: NNH10ZDA008J (Draft Explorer AO)
Identification Number: NNH10ZDA009J (Draft Explorer Missions of Opportunity solicitation)

On June 22, 2010, the National Aeronautics and Space Administration (NASA) Science Mission Directorate (SMD) is releasing two draft solicitations for community review and comment: the Draft Explorer 2010 Announcement of Opportunity (AO) and the Draft Explorer 2010 Missions of Opportunity (MO) Program Element Appendix (PEA) for the Stand Alone Missions of Opportunity Notice (SALMON) AO. Upon the release date, the full text of the both draft solicitations will be available at ......
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