Physics of the Cosmos
22 January 2026
The ROSES-25 opportunity D3.D Transiting Exoplanet Survey Satellite (TESS) General Investigator (GI) Program solicits proposals for the acquisition and analysis of new scientific data from the TESS mission taken during Cycle 9 from Sector 108 starting 7 September 2026, to Sector 121 ending 19 September 2027. Additionally, proposals that support the acquisition and/or analysis of scientific data from ground-based telescopes are also solicited if they directly support the analysis and/or interpretation of TESS scientific data, either taken during Cycle 9 or in the archive.
ROSES-2025 Amendment 33 releases final text for TESS GI and announces that the Phase-1 due date, which was previously TBD, is now 10 March 2026, via the Astrophysics Research Knowledgebase/Remote Proposal System (ARK RPS).
Please direct programmatic questions concerning TESS GI to John Wisniewski at [email protected] and Joshua Pepper at [email protected]. Direct technical questions concerning this program element to the TESS General Investigator Program Lead Tyler Pritchard at [email protected].
NASA Science
NSPIRES
NASA Solicitation and Proposal Integrated Review and Evaluation System
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