Since its launch in February 2013, Landsat 8 has collected about 400 scenes of the Earth’s surface per day. Each of these scenes covers an area of about 185 by 185 kilometers (115 by 115 miles)—34,200 ...
The major eruption launched hot ash 6,500 feet into the air, blanketing nearby villages, killing and injuring many people and displacing thousands. The newly released images from the Landsat 9 ...