Proposal Submission

PLATO’s proposal submission process is designed to provide a streamlined yet comprehensive user experience. With the AO-1 Call opening on 7 April, all information and tools are made available to the community via these webpages. This includes key webpages and documents for:

Further hands-on guidance for preparing and submitting proposals is outlined across the subpages below. These resources provide concise, user‑friendly explanations to help you navigate each step of the process.

Explore further:

Happy proposing!

Questions about the PLATO mission or its Guest Observers Programme? Please contact our PLATO Helpdesk. This will connect you with our PLATO Science Operations Centre and technical specialists from our PLATO Mission Consortium, and our team will be happy to assist you. This website was last updated on 7 April 2026.