Physics of the Cosmos
Exploring fundamental questions regarding the physical forces of the universe

X-Ray Science Interest Group
(XR SIG)

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News
10 July 2025
Release of Research Opportunities in Space and Earth Science (ROSES)-2025
»  Details
7 July 2025
TESS Users Committee Seeks Self-Nominations for New Members
»  Details
IXPE Cycle 3 Pre-Proposal Workshop – First Announcement
»  Details
HWO Community Science & Instrument Team (CSIT) Established
»  Details