Landsat Data Continuity Mission: The Long Swath

*View full-screen for maximum effect* On April 12, 2013, the Landsat Data Continuity Mission (LDCM) reached its final orbit, 705 kilometers (438 miles) above Earth. One week later, the satellite’s natural-color imager scanned a swath of land 185-kilometers wide and 9,000 kilometers long (120 by 6,000 miles)—an unusual, unbroken distance considering 70 percent of Earth is covered with water. That flight path—depicted on the globe below—afforded us the chance to assemble 56 still images into a seamless, flyov