About ANS
- ANS is committed to advancing, fostering, and promoting the development and application of nuclear sciences and technologies to benefit society.
About Nuclear
- Explore the many uses for nuclear science and its impact on energy, the environment, healthcare, food, and more.
Communities
- Division Spotlight
  Thermal Hydraulics
  The division provides a forum for focused technical dialogue on thermal hydraulic technology in the nuclear industry. Specifically, this will include heat transfer and fluid mechanics involved in the utilization of nuclear energy. It is intended to attract the highest quality of theoretical and experimental work to ANS, including research on basic phenomena and application to nuclear system design.
Events
- Meeting Spotlight
  Nuclear Energy Conference & Expo (NECX)
  September 8–11, 2025
  Atlanta, GA|Atlanta Marriott Marquis
Standards
- 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!
Publications
- Latest Magazine Issues
  Jun 2025
  Jan 2025
  Latest Journal Issues
  Nuclear Science and Engineering
  August 2025
  Nuclear Technology
  July 2025
  Fusion Science and Technology
  July 2025
- Latest News
  Supreme Court rules against Texas in interim storage case
  The Supreme Court voted 6–3 against Texas and a group of landowners today in a case involving the Nuclear Regulatory Commission’s licensing of a consolidated interim storage facility for spent nuclear fuel, reversing a decision by the 5th Circuit Court of Appeals to grant the state and landowners Fasken Land and Minerals (Fasken) standing to challenge the license.
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Schedule Timeline

Schedule is subject to change

Monday — May 6, 2024

2:00PM MDT

Events

Exhibit Set Up (Sweeney CDE) — Registration/Help Desk and Exhibit Hours

3:00PM MDT

Events

Registration/Help Desk open from 3:00–7:00PM (Foyer) — Registration/Help Desk and Exhibit Hours

6:00PM MDT

Events

Opening Reception (Sweeney CDE) — Events
Exhibit open from 6:00-8:00PM (Sweeney CDE) — Registration/Help Desk and Exhibit Hours

Tuesday — May 7, 2024

7:00AM MDT

Events

Continental Breakfast (Sweeney CDE) — Breaks and Meals
Registration/Help Desk open from 7:00AM–4:00PM (Foyer) — Registration/Help Desk and Exhibit Hours
Exhibit open from 7:00AM–4:00PM (Sweeney CDE) — Registration/Help Desk and Exhibit Hours

8:00AM MDT

Sessions

Plenary I: Current Space Programs (Sweeney F)

9:30AM MDT

Events

Networking Break (Sweeney CDE) — Breaks and Meals

10:00AM MDT

Sessions

Fission Surface Power/Nuclear Electric Propulsion: Design (Sweeney B)
Nuclear Thermal Propulsion: Overview (Coronado/DeVargas)
Radioisotope Power Systems: Lightning Talks (Sweeney A)
Addressing the Fuel Supply Chain Constraints to Meet the Demand of Space Nuclear System (Sweeney F)

11:40AM MDT

Events

Lunch (Sweeney CDE) — Breaks and Meals

1:00PM MDT

Sessions

Fission Surface Power: Harvesting kW to MW for Moon, Mars, and Beyond (Sweeney F)
Nuclear Thermal Propulsion: Lightning Talks (Sweeney B)
Radioisotope Power Systems: Isotopes (Sweeney A)

2:40PM MDT

Events

Networking Break (Sweeney CDE) — Breaks and Meals

3:15PM MDT

Sessions

Fission Surface Power/Nuclear Electric Propulsion: Launch and Safety (Sweeney B)
Nuclear Thermal Propulsion: Fuel (Coronado/DeVargas)
International Perspectives on Space Nuclear Power (Sweeney F)
Radioisotope Power Systems: Strontium-90 (Sweeney A)

5:00PM MDT

Events

Student Reception (Sweeney CDE) — Events

Wednesday — May 8, 2024

7:00AM MDT

Events

Continental Breakfast (Sweeney CDE) — Breaks and Meals
Registration/Help Desk open from 7:00AM–4:00PM (Foyer) — Registration/Help Desk and Exhibit Hours
Exhibit open from 7:00AM–4:00PM (Sweeney CDE) — Registration/Help Desk and Exhibit Hours

8:00AM MDT

Sessions

Plenary II: New Mexico Involvement (Sweeney F)

9:30AM MDT

Events

Networking Break (Sweeney CDE) — Breaks and Meals

10:00AM MDT

Sessions

Fission Surface Power/Nuclear Electric Propulsion: Lightning Talks I (Sweeney B)
Nuclear Thermal Propulsion: Modeling I (Coronado/DeVargas)
Women in Nuclear Space (Sweeney F)
Radioisotope Power Systems: Americium-241 (Sweeney A)

11:40AM MDT

Events

Lunch (Sweeney CDE) — Breaks and Meals

1:00PM MDT

Sessions

SNIS Panel 1: The space nuclear industry: opportunities and challenges (Sweeney F)
Fission Surface Power/Nuclear Electric Propulsion: Policy (Sweeney B)
Nuclear Thermal Propulsion: Modeling II (Coronado/DeVargas)
Radioisotope Power Systems: Plutonium-238 Production/Tritium Sources (Sweeney A)

2:40PM MDT

Events

Networking Break (Sweeney CDE) — Breaks and Meals

3:15PM MDT

Sessions

SNIS Panel 2: Enabling technology innovations for an emerging space nuclear economy: Role of partnerships (Sweeney F)
Fission Surface Power/Nuclear Electric Propulsion: Modeling and Simulation (Sweeney B)
Nuclear Thermal Propulsion: Experiments/Data (Coronado/DeVargas)
Radioisotope Power Systems: Thermoelectrics (Sweeney A)

6:00PM MDT

Events

USNIC Space Nuclear Industry Symposium Networking Reception (The Lumpkins Ballroom at the La Fonda Hotel) — Events

Thursday — May 9, 2024

7:00AM MDT

Events

Continental Breakfast (Sweeney CDE) — Breaks and Meals
Exhibit open from 7:00AM–1:30PM (Sweeney CDE) — Registration/Help Desk and Exhibit Hours
Registration/Help Desk open from 7:00AM–4:00PM (Foyer) — Registration/Help Desk and Exhibit Hours

8:00AM MDT

Sessions

Plenary III: LANL and Space Power (Sweeney F)

9:30AM MDT

Events

Networking Break (Sweeney CDE) — Breaks and Meals

10:00AM MDT

Sessions

Fission Surface Power/Nuclear Electric Propulsion: Power (Sweeney B)
Accelerating Space Science with Nuclear Technology (Sweeney F)
Nuclear Thermal Propulsion: Designs (Coronado/DeVargas)
Radioisotope Power Systems: Dynamic Energy Conversion (Sweeney A)

11:40AM MDT

Sessions

Poster Session (Sweeney CDE)

Events

Lunch (Sweeney CDE) — Breaks and Meals

1:00PM MDT

Sessions

Fission Surface Power/Nuclear Electric Propulsion: Materials (Sweeney B)
Radioisotope Power Systems/Nuclear Thermal Propulsion Lightning Talks (Coronado/DeVargas)
Radioisotope Power Systems: NASA Applications (Sweeney A)

Events

Exhibit Teardown (Sweeney CDE) — Registration/Help Desk and Exhibit Hours

2:40PM MDT

Events

Networking Break (Sweeney CDE) — Breaks and Meals

3:15PM MDT

Sessions

Fission Surface Power/Nuclear Electric Propulsion: Lightning Talks II (Sweeney B)
Nuclear Thermal Propulsion: Launch Safety and Ground Testing (Coronado/DeVargas)
Radioisotope Power Systems: European Update (Sweeney A)

6:00PM MDT

Events

Banquet (The La Fonda Hotel Lumpkins Ballroom) — Events

Friday — May 10, 2024

7:00AM MDT

Events

Join us for a unique “Behind-The-Fence” Tour of three Manhattan Project National Historical Park properties- SOLD OUT (Pickup at the La Fonda On the Plaza ( 100 E. San Francisco St., Santa Fe, NM 87501)) — Events