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Looking Down and Up at the Aurora

Looking Down and Up at the Aurora

On Saint Patrick’s Day, the Suomi NPP satellite acquired a view of the aurora from above while citizen scientists were busily collecting shots from below. Read more

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Features

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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

Growing Deltas in Atchafalaya Bay

Growing Deltas in Atchafalaya Bay

While the sea overtakes much of the delta plain of the Mississippi River, sediment from the Atchafalaya River is building two new deltas to the west. Read more

Landsat Goes Over the Top: A Long View of the Arctic

Landsat Goes Over the Top: A Long View of the Arctic

Hitch a ride with Landsat 8 as it takes flight over the North Pole on the solstice. Read more

Notes from the Field: Soil Moisture Active Passive (SMAP) Launch

Notes from the Field: Soil Moisture Active Passive (SMAP) Launch

Knowledge of soil moisture is important for applications such as weather forecasting, crop monitoring, and flood prediction. For a global picture of this key parameter, NASA is launching the Soil Moisture Active Passive (SMAP) satellite. Read more

Finding Floating Forests

Finding Floating Forests

Giant kelp forests are among Earth’s most productive habitats, but they are ephemeral. Researchers are using Landsat and a host of online friends to figure out where the forests are growing and declining. Read more

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Natural Hazards

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“V” is for VolcanoMarch 23, 2015
“V” is for Volcano
Image of the Day Looking Down and Up at the AuroraMarch 18, 2015
Looking Down and Up at the Aurora
Cyclone NathanMarch 17, 2015
Cyclone Nathan
Ice on the Great LakesMarch 17, 2015
Ice on the Great Lakes
Image of the Day Kilauea Lava Lingers Near PahoaFebruary 26, 2015
Kilauea Lava Lingers Near Pahoa
Image of the Day A Blizzard Blankets Mauna KeaFebruary 22, 2015
A Blizzard Blankets Mauna Kea
Image of the Day Cyclones Lam and MarciaFebruary 19, 2015
Cyclones Lam and Marcia
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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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