NASA Overhauls Science Mission Selection with 'Competition Model 2.0' to Cut Timelines by 45%
NASA is implementing 'Competition Model 2.0' (CM 2.0) to accelerate the selection of science missions, aiming to reduce proposal timelines by up to 45%. The new system prioritizes scientific merit in early stages, delays detailed engineering requirements, and mandates the use of commercial space capabilities. NASA Administrator Jared Isaacman directed the change to improve efficiency, while Associate Administrator Nicola Fox announced the rollout via a virtual town hall on October 26, 2026.
Key points
- NASA Science Mission Directorate is launching CM 2.0 to streamline mission selection across Astro-Probes, New Frontiers, Discovery, MIDEX, and Earth Explorer programs.
- The new model reduces the timeline from announcement to second-stage selection from 35 months to approximately 19.5 months for major missions.
- Initial proposals will focus solely on science cases, implementation plans, and proof-of-concept designs, removing the need for detailed engineering and cost estimates at the start.
- Smaller missions, including SMEX and rideshares, will move to a single-step competition, cutting selection time from 32 months to 19 months.
- Flagship missions will retain their existing directed process, while all other classes must adopt commercial buses and subsystems where beneficial.
- NASA will direct implementation work to Goddard Space Flight Center or JPL to reduce inter-center competition and retain specialized expertise.
Background
This reform follows recent selections like the GIMLI lunar mission and occurs amid concerns about funding sustainability for legacy projects like Voyager 1. The changes align with broader administration goals to increase the pace of scientific delivery and leverage the growing commercial space economy.
How outlets are covering it
SpaceNews reported the changes as a move to speed up and simplify the process, though its full details were behind a paywall. NASA’s official letter from Nicola Fox emphasized that the burden of proposal preparation had been too heavy, highlighting that the new model allows principal investigators without major institutional backing to compete fairly. Minute Mirror focused on the specific time savings, noting the 45% reduction in timelines for major missions and 40% for smaller ones. Aero-News Network framed the changes alongside new AI research fellowships and anonymous peer review, suggesting a broader shift in NASA’s research culture toward transparency and unconventional ideas.
Why it matters
The reform aims to increase the volume of missions launched by reducing bureaucratic friction and leveraging commercial technologies. By decoupling early scientific evaluation from engineering complexity, NASA hopes to accelerate discovery while maintaining cost discipline through strict Phase A controls and potential mission termination for schedule breaches.
What to watch
NASA Science leadership will hold a virtual town hall on October 26, 2026, to explain CM 2.0 and answer questions from the science community. The agency plans to implement changes in stages, refining the model based on feedback while maintaining rigorous cost and schedule thresholds.
- NASA to change how it selects science missions SpaceNews
- Faster to Science: A Letter to the Science Community NASA Science (.gov)
- NASA accelerates scientific mission selection with new competition model www.mojkraj.hr
- NASA plan aims to cut some science mission selection times by up to 45% Minute Mirror
- NASA’s Next Science Breakthrough Starts Here Aero-News Network
Want the full story? Read the original reporting
Read on SpaceNews