How Far Back Does Satellite Images Go?

How Far Back Does Satellite Images Go? The available collections feature imagery of low and medium spatial resolution ranging between 60 to 10 meters/pixel, global coverage, and revisiting periods from 16 days down to several days. Landsat-4 satellite image taken over Maryland in 1982. How do you go back in time on Google Earth? Open

How Long Has Google Earth Been Around?

How Long Has Google Earth Been Around? June 2005. In June of 2005, Google launched Earth, a satellite imagery-based mapping service based on Keyhole, a company that Google acquired in 2004. When launched, the default center of Earth was Lawrence, Kansas, the hometown of founder Brian McClendon. How far back can Google Earth go? Earth