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Features

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World of Change: Development of Orlando, Florida

World of Change: Development of Orlando, Florida

Theme parks and other development has turned Central Florida from swampland to the most visited tourist region of the United States. Read more

CYGNSS: Gearing Up to Look Down on Hurricanes

CYGNSS: Gearing Up to Look Down on Hurricanes

When launched in 2016, the Cyclone Global Navigation Satellite System (CYGNSS) will be a constellation of eight micro-satellites that will make accurate measurements of ocean surface winds in order to better understand the lifecycle of tropical cyclones, typhoons and hurricanes. Read more

World of Change: Water Level in Lake Powell

World of Change: Water Level in Lake Powell

Combined with human demands, a multi-year drought in the Upper Colorado River Basin caused a dramatic drop in the Colorado River’s Lake Powell in the early part of the 2000s. The lake began to recover in the latter part of the decade, but as of 2015, it was still well below capacity. Read more

 Science in a Dark Freezer: A Tale of Icy Beards, Frozen Tools, and Wintering Over at the South Pole

Science in a Dark Freezer: A Tale of Icy Beards, Frozen Tools, and Wintering Over at the South Pole

NASA scientist Robert Benson was one of “eighteen crazy men and a dog” who set up the first permanent science base at the South Pole. Read more

Big Data Helps Scientists Dig Deeper

Big Data Helps Scientists Dig Deeper

Empowered by free access to the Landsat data archive, earth scientists are using new computing tools to ask questions that were impossible to answer a decade ago. From week-to-week fluctuations in forests to year-to-year changes in land cover, researchers can now examine our planet in much greater detail. Read more

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Natural Hazards

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Image of the Day Typhoon Nangka Approaches JapanJuly 16, 2015
Typhoon Nangka Approaches Japan
Typhoon NangkaJuly 15, 2015
Typhoon Nangka
Smoke and Fire in AlaskaJuly 12, 2015
Smoke and Fire in Alaska
Image of the Day Eruption of Raung VolcanoJuly 11, 2015
Eruption of Raung Volcano
Image of the Day Glacier Lake Outburst Flood near AlmatyJuly 11, 2015
Glacier Lake Outburst Flood near Almaty
Image of the Day Nighttime View of Raung Volcanic PlumeJuly 11, 2015
Nighttime View of Raung Volcanic Plume
Image of the Day Smoke Blankets British ColumbiaJuly 5, 2015
Smoke Blankets British Columbia
Lake Fire Burn ScarJuly 3, 2015
Lake Fire Burn Scar
Image of the Day Canadian Wildfires Produce River of SmokeJune 29, 2015
Canadian Wildfires Produce River of Smoke
Lake Fire GrowsJune 25, 2015
Lake Fire Grows
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World of Change

Satellite images showing how our world— forests, oceans, cities, even the Sun— has changed in recent decades.
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Blue Marble

Composite satellite images of the entire Earth.
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Earth at Night

The night side of Earth twinkles with light in these composite global and regional views.
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Experiments

Hands-on educational activities.
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Visible Earth

A catalog of NASA images and animations of our home planet.
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NASA Earth Observations

View, download, and analyze imagery of Earth science data.
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