The chart below displays the number of scenes visible to all users on EarthExplorer as of November 30, 2014.
Active Landsat 8 and Landsat 7 acquisitions constantly increase the number of available scenes in the USGS archives; the Landsat Global Archive Consolidation (LGAC) effort has allowed more historical Landsat 1-5 MSS and TM scenes to become visible and available to all users.
This scene represents one of the path/rows from which most scenes were downloaded in November 2014.
Landsat 8 Path 14 Row 36 Acquired October 10, 2014.
This image shows the North Carolina coastline and a portion of the Outer Banks.
The entire Landsat archive became available to all users at no charge in December 2008.
As of November 7, 2014, over 21 million scenes have been downloaded.