ANS is committed to advancing, fostering, and promoting the development and application of nuclear sciences and technologies to benefit society.
Explore the many uses for nuclear science and its impact on energy, the environment, healthcare, food, and more.
Explore membership for yourself or for your organization.
Conference Spotlight
2026 ANS Annual Conference
May 31–June 3, 2026
Denver, CO|Sheraton Denver
Latest Magazine Issues
Apr 2026
Jan 2026
Latest Journal Issues
Nuclear Science and Engineering
May 2026
Nuclear Technology
February 2026
Fusion Science and Technology
Latest News
DTRA’s advancements in nuclear and radiological detection
A new, more complex nuclear age has begun. Echoing the tensions of the Cold War amid rapidly evolving nuclear and radiological threats, preparedness in the modern age is a contest of scientific innovation. The Research and Development Directorate (RD) at the Defense Threat Reduction Agency (DTRA) is charged with winning this contest.
Technical Session|Space Nuclear Propulsion
Monday, May 5, 2025|1:00–2:40PM CDT|SPOC A (Space & Rocket Center)
Session Chair:
Will Grier (NASA Langley Research Center)
Session Organizer:
Harold Gerrish (NASA Marshall Space Flight Center)
To access paper attachments, you must be logged in and registered for the meeting.
Register NowLog In
Coalescence of Designed and Natural Space Radiological Environments
1:00–1:25PM CDT
Tyler R. Steiner (NASA Glenn Research Center), Jarvis A. Caffrey (NASA Marshall Space Flight Center), Jonathan D. Barth (NASA Goddard Space Flight Center)
Paper
Presentation Slides (Visible to Attendees)
Designing Nuclear Electric Propulsion Systems: Optimizing Under Mission Constraints
1:25–1:50PM CDT
Pablo Rubiolo (Univ. Grenoble Alpes), Francisco Szmandiuk (Univ. Grenoble Alpes)
Preliminary Guidelines on the use of Highly Enriched Uranium in NASA Space Nuclear Power and Propulsion Projects
1:50–2:15PM CDT
Susan S. Voss (GNNA LLC), James Werner (AMA)
Preliminary Low-Thrust Direct Trajectory Design Using Nuclear Electric Propulsion for Rendezvous Missions to Jupiter
2:15–2:40PM CDT
Monica A. Salunkhe (Univ. Alabama, Huntsville), Gabe Xu (Univ. Alabama, Huntsville), L. Dale Thomas (Univ. Alabama, Huntsville)
To join the conversation, you must be logged in and registered for the meeting.