On or after the publication date of this SAM.gov notice the final, full text for the 2022 Heliophysics Small Explorer (SMEX) Announcement of Opportunity (AO) will be available for download from the NASA Solicitation and Proposal Integrated Review and Evaluation System (NSPIRES) at https://nspires.nasaprs.com, click on the word “Solicitations” at the top of the NSPIRES landing page and then enter the number “NNH22ZDA016O” in the search box or use the direct link provided below.

Additionally, a 2022 Heliophysics Explorers Mission of Opportunity Final AO text will be available. In the event of any future lapses to NASA operations, please visit NSPIRES, the official NASA source for these AOs.

This notice is not a complete or verbatim summary of either AO. Open and carefully read the attached summary PDF file entitled “NNH22ZDA016OSynopsis” for other important dates (e.g., Pre-proposal conference date) prior to the offers due date. The attached PDF file is a copy of an email to be sent via NSPIRES to Science Mission Directorate List Serv subscribers. It is necessary to download and carefully read the text of the attached PDF file.

After reading the full SMEX AO on NSPIRES, please address any comments and questions only via email to both the listed primary and secondary points of contact and use “2022 Heliophysics SMEX AO” in the subject line.