JWST Proposal Handbook PDFs
The official—and most up-to-date—JWST user documentation are available in the webpage articles on this website.
Downloadable PDF collections of the documentation are provided below as a courtesy, made available and updated when feasible.
PDFs created on July 20, 2026
The PDF documents listed below were created on July 20, 2026. They include updates to the Cycle 6 Call for Proposals, as well as ETC 6.0 and APT 2026.3.2 documentation.
During the Cycle 6 Call for Proposals, that ends on September 30, 2026 at 8:00 pm US Eastern Time, content related to proposal preparation will be frozen unless there is an urgent update.
Content regarding data calibration and analysis will continue to be updated as needed.
JWST Call for Proposals for Cycle 6 (Uploaded on July 20, 2026)
JWST Near Infrared Imager and Slitless Spectrograph
JWST Near Infrared Spectrograph