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Cattle Run Proposers Day Announcement

DEPT OF DEFENSE.DEFENSE ADVANCED RESEARCH PROJECTS AGENCY (DARPA).DEF ADVANCED RESEARCH PROJECTS AGCY

Special Notice · not a solicitation. There is nothing to bid on yet: agencies use this notice type for market research or information. You can respond to get on their radar, but do not budget proposal time for it.

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Posted: Oct 23, 2026
Responses due: Nov 4, 2026

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At a glance

This is a government contract opportunity posted by DEPT OF DEFENSE in the research and development in the physical category.

Classification and identifiers

Industry (NAICS): Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) (541715)
Product or service (PSC): National Defense R&D Services; Department of Defense - Military; Experimental Development (AC13)
Solicitation number: DARPA-SN-27-03

Who can apply

Location not specified

About this opportunity

PROPOSERS DAY: DARPA is hosting a Proposers Day in support of DARPA-SN-27-03 Cattle Run program on Tuesday, November 10, 2026, at the DARPA Conference Center (675 North Randolph Street, Arlington, VA 22203) from 8:00am to 5:00pm EST. The purpose of this conference is to provide information on the Cattle Run program; promote additional discussion on this topic; address questions from potential proposers; and provide a forum for potential proposers to meet for teaming opportunities. PROGRAM OBJECTIVE AND DESCRIPTION: The Defense Advanced Research Projects Agency (DARPA) Cattle Run program enables cost effective cislunar constellations by developing and demonstrating autonomous spacecraft that leverage renewable propulsion [EF1.1]for persistent cislunar access. Phase 1 develops and rapidly la...