NASA is seeking information on low-cost, commercially owned and operated microwave radiometer concepts to fly in formation with its FALCON satellite constellation. The request covers the development, launch, and operations of the instrument and its supporting platform, fully leveraging commercial capabilities. Responses are invited from a broad range of domestic and international entities, with restrictions on bilateral relationships with China. The response deadline for this RFI is May 7, 2026. No specific budget or location for performance is mentioned.

NASA is seeking information on low-cost, commercially owned and operated microwave radiometer concepts to fly in formation with its FALCON satellite constellation. The request covers the development, launch, and operations of the instrument and its supporting platform, fully leveraging commercial capabilities. Responses are invited from a broad range of U.S. and international entities, with restrictions on bilateral relationships with China. The response date for this Request for Information is extended through May 14, 2026.

NASA is seeking information on low-cost, commercially owned and operated microwave radiometer concepts to fly in formation with its FALCON satellite constellation. The request covers the development, launch, and operations of the instrument and its supporting platform, fully leveraging commercial capabilities. Responses are invited from a broad range of domestic and international entities, including industry, academia, and government organizations. However, responses are subject to restrictions prohibiting bilateral relationships with China. The RFI response date has been corrected to May 7, 2026.

NASA is seeking information on low-cost, commercially owned and operated microwave radiometer concepts to fly in formation with its FALCON satellite constellation. The request covers the development, launch, and operations of the instrument and its supporting platform. Responses are invited from a broad range of domestic and international entities, including industry, academia, and government organizations. However, responses are subject to U.S. legal restrictions that prohibit bilateral relationships with China.