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Special Cosmic Origins Announcement

24 February 2025

Greetings Cosmic Origins Community!

The Astrophysics Division at NASA Headquarters will be restarting much of the work of the Cosmic Origins, Exoplanet Exploration, and Physics of the Cosmos Program Analysis Groups (PAGs) and their affiliated Science Analysis Groups (SAGs), Science Interest Groups (SIGs), and Science and Technology Integration Groups (STIGs). This restart will include reviewing the terms of reference and other documentation for each PAG and their active SAGs, SIGs, and STIGs to be sure that they are in compliance with recent Presidential Executive Orders, and thus the restarts will take some time and may not all occur at the same time. The Executive Committees for all three PAGs will resume meeting in the next two weeks.

We appreciate the community’s patience as we worked with our management to develop the plan forward.

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An illustration of Sun-like star HD 181327 and its surrounding debris disk. The star is at top right. It is surrounded by a far larger debris disk that forms an incomplete ellpitical path and is cut off at right. There’s a huge cavity between the star and the disk. The debris disk is shown in shades of light gray. Toward the top and left, there are finer, more discrete points in a range of sizes. The disk appears hazier and smokier at the bottom. The star is bright white at center, with a hazy blue region around it. The background of space is black. The label Artist's Concept appears at lower left.