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.