A variety of man-made objects have been sent into outer space for decades, and as a very large and distinguished group, they have sent back important data. NASA has been at the forefront of these efforts here in the United States, and the Landsat Program has certainly been quite successful since its inception in the early 1970s. This website provides a wealth of information on the Landsat Program,...
The US Geological Survey's Earth Resources Observation Systems (EROS) provides Landsat satellite images from three new sites at its Earthshots site. In addition to the new sites, the previous seventeen sites have been updated. A description of the site, a map, and information about the image are also provided.