Aug 26, 2020The Intervening Atmosphere: Tracing the Provenance of a Favorite Landsat Infographic 

Learn more about the atmospheric transmission data used for our Landsat spectral band comparison graphic.

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Jul 11, 2014Landsat Looks to the Moon

Every full moon, Landsat 8 turns its back on Earth. As the satellite’s orbit takes it to the nighttime side of the planet, Landsat 8 pivots to point at the moon. It scans the distant lunar surface multiple times, then flips back around to continue its task of collecting land-cover information of the sunny side of Earth below.

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Jun 26, 2014John Parr Snyder's Space Oblique Mercator Projection

To continually map the Earth’s surface using Landsat data, an entirely new projection had to be created. This new projection was created by John Parr Snyder and is known as the Space Oblique Mercator (SOM) projection. It is considered, “one of the most complex projections ever devised” according to cartographic historian, John W. Hessler.

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May 08, 2013Commissioning the Landsat Data Continuity Mission

On the beautifully clear Monday morning of Feb. 11, 2013, the Landsat Data Continuity Mission made its way from California’s Vandenberg Air Force Base to low Earth orbit.

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Mar 19, 2013Landsat 7 Lifetime Degradation in Gains

The great strength of Landsat is its ability to let data users look at and analyze changes to the Earth's landscapes from 1972 to the present.

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Dec 21, 2012Mission Accomplished for Landsat 5

Today the U.S. Geological Survey announced that Landsat 5 will be decommissioned over the coming months, bringing to a close the longest-operating Earth observing satellite mission in history.

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