How to bid on Habitable Worlds Observatory Instrument Concept Assessments for NASA

What NASA is buying and why it matters

NASA is seeking research proposals for instrument concept assessments related to the Habitable Worlds Observatory. This opportunity is part of the ROSES 2025 research announcement.

For firms involved in scientific research and instrument development, this is a chance to contribute to NASA's future space exploration missions and potentially secure funding for innovative concepts.

Key dates and deadlines

The solicitation was published on September 03, 2026. Proposals are due by October 14, 2026, at 11:59 PM ET. NASA will accept questions regarding this opportunity until September 18, 2026.

It is important to submit your proposal before the October 14 deadline. Any questions should be submitted well in advance of the September 18 cutoff to ensure you receive a response.

Who this opportunity suits

This opportunity is suitable for research institutions, universities, and companies with expertise in professional scientific research, particularly in areas related to space instrumentation and observatory concepts.

An amendment allows unfunded U.S.-based individuals to participate as collaborators on Category 2 proposals, broadening the scope for individual researchers to contribute.

How to respond

To access the full solicitation details, click the “View original source” link. If the first click takes you to the portal’s homepage, click it again to go directly to the bid.

You may need to create a free account on the portal to view all documents. Regularly check the HWOICA NSPIRES page for any updates, clarifications, or amendments to the solicitation or supporting documents.

Tips for preparing a competitive response

Carefully review all sections of the full text, especially any amendments, to ensure your proposal addresses all requirements. Pay close attention to the specific criteria for instrument concept assessments.

Clearly articulate the scientific merit and technical feasibility of your proposed instrument concept. Highlight how your concept aligns with the goals of the Habitable Worlds Observatory. Ensure your budget is detailed and justified.

Since questions are accepted until September 18, consider submitting any queries early to clarify ambiguities. This will help you refine your proposal and ensure it meets NASA's expectations.