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Cosmic Ray & Neutrino

The Cosmic Ray & Neutrino SIG will serve as a focal point and forum for the cosmic ray community to support current and future cosmic ray science. CRN SIG is open to the scientific community.

About CRN SIG

Assessing Current and Future Needs for Cosmic Ray Science in Space

The Cosmic Ray and Neutrino Science Interest Group (CRN SIG) will provide quantitative metrics and assessments to NASA with regard to current and future needs of the cosmic-ray astrophysics community.

The Cosmic Ray and Neutrino SIG will study major open science questions. CRN SIG will also survey current and planned (US and International) space-based and ground-based projects, investigate state-of-the-art capabilities, determine next generation technology needs, and evaluate potential science returns from new technologies and capabilities to develop a vision for the future of cosmic ray science in space.

More About Fermi Gamma Ray Discoveries about Assessing Current and Future Needs for Cosmic Ray Science in Space
NASA’s Fermi Closes on Source of Cosmic Rays. New images from NASA’s Fermi Gamma-ray Space Telescope show where supernova remnants emit radiation a billion times more energetic than visible light. The images bring astronomers a step closer to understanding the source of some of the universe’s most energetic particles — cosmic rays. Fermi mapped GeV-gamma-ray emission regions (magenta) in the W44 supernova remnant. The features clearly align with filaments detectable in other wavelengths. This composite merges X-rays (blue) from the Germany-led ROSAT mission, infrared (red) from NASA’s Spitzer Space Telescope, and radio (orange) from the Very Large Array near Socorro, N.M.
Credit: NASA/DOE/Fermi LAT Collaboration, ROSAT, JPL-Caltech, and NRAO/AUI

Subscribe to the CRN SIG Email List

To join the list, send an email to CosmicSAG-join@lists.nasa.gov with Subject="join"

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Cosmic Ray & Neutrino SIG Chairs

Current Chairs

NameInstitutionTerm
Tsuguo AramakiNortheastern University2024
Stephanie WisselPenn State2024
Priyarshini GhoshUMBC/GSFC2026
Keith McBrideChicago2026

Former chairs of the Cosmic Ray and Neutrino Science Interest Group (CR SIG) who served on the PhysPAG Executive Committee from 2012 through 2021.

Former Chairs

NameInstitutionSIGTerm
Athina MeliNorth Carolina Agricultural & Technical State Univ.CRN SIG2021 – 2026
Andrew Romero-WolfJPLCR SIG2020 – 2023
Marcos SantanderUniversity of AlabamaCR SIG / GR SIG2018 – 2021
Abigail ViereggUniversity of ChicagoIP SIG / CR SIG2017 – 2020
Jim BeattyOhio State UniversityCR SIG2016 – 2019
Igor MoskalenkoStanford UniversityCR SIG2016 – 2018
Eun-Suk SeoUniversity of MarylandCR SIG2014 – 2016
Angela OlintoUniversity of ChicagoCR SIG2012 – 2015

News & Events

Cosmic Ray and Neutrino SIG Seminar 5 Nov 2025

Galactic Cosmic-Ray Nuclei Searches Time Topic Speaker 14:00 ‑ 14:05 Brief Introduction CRN SIG Co-Chairs 14:05 – 14:25 Recent Advances in Astrophysics of Cosmic Rays Igor Moskalenko (Stanford University) 14:25 – 14:45 Recreating on Earth: GCR Interactions with the Interstellar Medium Priya…

Nov 5, 2025
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Cosmic Ray & Neutrino SIG Seminar Nov 5, 2025

Dear Colleagues & Friends, We would like to invite you to our next NASA PhysPAG Cosmic-Ray and Neutrino Science Interest Group (CRN-SIG) Webinar on 11/5 at 2-4 pm Eastern Time. In the webinar, we will discuss theories/models and ongoing experiments for galactic cosmic-ray nuclei…

Oct 22, 2025
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Cosmic Ray and Neutrino Science Interest Group (CRN SIG)

Subscribe to the CRN SIG Email List To join the list, send an email to CosmicSAG-join@lists.nasa.gov with Subject=”join” To unsubscribe, send an email to CosmicSAG-leave@lists.nasa.gov with Subject=”leave” Your email address will be used only for the purpose of subscription to the selected…

Sep 9, 2025
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Cosmic Ray and Neutrino SIG Seminar 16 April 2025

Indirect Dark Matter Searches with Cosmic Antinuclei Agenda Time Event Speaker 13:00 – 13:05 Brief Introduction Stephanie Wissel, Athina Meli, and Tsuguo Aramaki 13:05 – 13:20 Possible Dark Matter Signals in Antideuteron Cosmic Rays Fiorenza Donato, University of Torino /…

Apr 16, 2025
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Cosmic Ray and Neutrino SIG Seminar 22 Jan 2025

Cosmic Ray & Neutrino SIG Seminar Wednesday, 22 January 2025, 1:00 PM ET Title Speaker Ultrahigh Energy Neutrinos with PUEO and ANITA Amy Connolly Neutrino Observations with POEMMA and Predecessors EUSO-SPB2 and PBR Toni Venters

Jan 22, 2025
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Cosmic Ray and Neutrino SIG Seminar 7 Oct 2024

Implications of the Snowmass Whitepaper on Ultra-High-Energy Cosmic Rays on the Science Goals and Design of Future Experiments and Missions Speaker Dr. Frank G. SchroederAssociate ProfessorBartol Research Institute, Department of Physics and Astronomy, University of Delaware Abstract The whitepaper “Ultra-High-Energy…

Oct 7, 2024
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