Follow this quick guide to learn how to access data or participate in activities offered through ESA's Announcement of Opportunity mechanism.

Announcements of Opportunity are special offers ESA enable for the availability of data from ESA Earth Explorers, Third Party Missions, or Heritage missions. The opportunities support scientific requirements ESA may have, or are a result of agreements between ESA and partner organisations to distribute data from external missions.

Read our full guide for more details regarding the Announcement of Opportunity submission process.