The document provides information on the Landsat satellite program, including details on Landsat 1-8 such as orbital characteristics, sensors, and resolutions. It launched between 1972-2013 with improved sensors over time. The Landsat satellites are used for applications like mapping land cover, monitoring vegetation and coastal zones. The document also summarizes the SPOT satellite program with details on SPOT 1-4 launched between 1986-1998.