SCIENCE

Final photo from iconic US satellite shows how Las Vegas has ‘doubled’ in size over the last 25 years — Earth from space

QUICK FACTS

Where is it? Las Vegas, Nevada [36.10457930, -115.1448612]

What’s in the photos? Aerial shots taken at the start and end of a satellite’s operational lifespan

Which satellite took the photos? Landsat 7

When were the photos taken? July 4, 1999 and May 28, 2024

The last image captured by the recently decommissioned Landsat 7 satellite shows the sprawling mass of Las Vegas flowering in the heart of the Mojave Desert. The final photo also mirrors one of the satellite’s first-ever shots, highlighting how “Sin City” has rapidly expanded during the iconic spacecraft’s 25-year lifespan.

Landsat 7 is an Earth-observing satellite co-owned by NASA and the U.S. Geological Survey (USGS) that orbits our planet roughly every 99 minutes. It was launched on April 15, 1999, and has since taken more than 3.3 million images of Earth’s surface, covering almost every square inch of the globe.


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