Habitable Worlds Observatory Instrument Concept Assessments in NASA Research Announcement (NRA): RESEARCH OPPORTUNITIES IN SPACE AND EARTH SCIENCES (ROSES) 2025

The attached PDF file labeled “1stEmail” is text that the NASA Solicitation and Proposal Integrated Review and Evaluation System (NSPIRES) sent to Science Mission Directorate (SMD) List Serv subscribers. This “1stEmail” attachment announces the release of the full text for NNH25ZDA001N-HWOICA as well as summarizes key information from the full text.

Visit the link below labeled “NSPIRES page for NNH25ZDA001N-HWOICA” to download the full text. SMD may periodically clarify or amend the solicitation or add other supporting documents. Interested parties should regularly visit the HWOICA NSPIRES page to stay up-to-date on any such changes. In the event of a NASA funding lapse on or after 1 October 2026, please visit NSPIRES.