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Conference Spotlight
2025 ANS Winter Conference & Expo
November 8–12, 2025
Washington, DC|Washington Hilton
Standards Program
The Standards Committee is responsible for the development and maintenance of voluntary consensus standards that address the design, analysis, and operation of components, systems, and facilities related to the application of nuclear science and technology. Find out What’s New, check out the Standards Store, or Get Involved today!
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Oct 2025
Jul 2025
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Nuclear Science and Engineering
November 2025
Nuclear Technology
Fusion Science and Technology
Latest News
DNFSB’s Summers ends board tenure, extending agency’s loss of quorum
Lee
Summers
The Defense Nuclear Facilities Safety Board, the independent agency responsible for ensuring that Department of Energy facilities are protective of public health and safety, announced that the board’s acting chairman, Thomas Summers, has concluded his service with the agency, having completed his second term as a board member on October 18.
Summers’ departure leaves Patricia Lee, who joined the DNFSB after being confirmed by the Senate in July 2024, as the board’s only remaining member and acting chair. Lee’s DNFSB board term ends in October 2027.
Technical Session
Monday, May 8, 2023|1:30–3:10PM MDT|Idaho Falls Room
Session Chair:
Michael C. Miller
Session Organizer:
Alternate Chair:
Sebastian C. Corbisiero
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Overview of the Interagency Nuclear Safety Review Board Playbook
1:30–1:50PM MDT
Donald Helton (NASA), Karl Garman (Federal Aviation Administration), Mark Glissman (Air Force Safety Center), Tina Ghosh (Nuclear Regulatory Commission)
Paper
Overview of Past Space Nuclear Reactor Functional Safety Principles in the Context of Recent Policy Changes
1:50–2:10PM MDT
Donald Helton (NASA), Lee Mason (NASA Glenn Research Center), Matthew Forsbacka (NASA)
Probabilistic Risk Analysis Methods for Nuclear Launch Safety
2:10–2:30PM MDT
Kevin A. Makinson (Ultra Safe Nuclear), Christopher Morrison (Ultra Safe Nuclear)
Paving the Way for European Safe Nuclear Use in Space: Argonaut Mission
2:30–2:50PM MDT
Grzegorz Ambroszkiewicz (ESA/ESTEC), Alexander Getimis (ESA/ESTEC), Paloma Villar (ESA/ESTEC)
Engaging for Success: Effective Space Nuclear Stakeholder Communications
2:50–3:10PM MDT
Kristin M. Jansen (NASA Glenn Research Center), Kerri B. Beisser (Aerospace Corp.), Douglas M. Isbell (NASA Jet Propulsion Laboratory)
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