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Earth Surface & Interior

Landsat 8 / LDCM (Landsat Data Continuity Mission)

A Bit of Gray on an Emerald Isle

Ireland is best known for its many greens, but the striking grays of the island’s Burren region also stand out in satellite images.

Posted March 17, 2026

Earth Observatory

Landsat 8 / LDCM (Landsat Data Continuity Mission)

Ocean Circulation

Sea Ice

Cañon Fiord’s Whirling Waters

During the 2022 summer melt season, sediment plumes and fractured sea ice traced swirling eddies in a branch of the Nansen Sound fjord system in the Canadian Arctic.

Posted March 16, 2026

Apollo

Earth Observatory

Human Dimensions

Landsat 8 / LDCM (Landsat Data Continuity Mission)

A Little Town with a Long Name

A NASA luminary from the Apollo era grew up in Wales near Llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch.

Posted March 5, 2026

Earth Observatory

Landsat 8 / LDCM (Landsat Data Continuity Mission)

Searching for Selenite

Oklahoma’s Salt Plains National Wildlife Refuge attracts rare and diverse species—and enthusiasts looking for a distinct type of crystallized gypsum.

Posted March 4, 2026

Earth Observatory

Earth Surface & Interior

Landsat 8 / LDCM (Landsat Data Continuity Mission)

Mars Reconnaissance Orbiter (MRO)

Planetary Analogs

Scoria Cones on Earth and Mars

The hill-shaped features are a sign of explosive volcanic activity—a rarity on the Red Planet.

Posted March 2, 2026

Earth Observatory

Extreme Weather Events

Floods

Hurricanes & Typhoons

Landsat 8 / LDCM (Landsat Data Continuity Mission)

Moderate Resolution Imaging Spectroradiometer (MODIS)

A Second Cyclone Slams Madagascar

Widespread flooding affected tens of thousands of people after cyclones Fytia and Gezani drenched the island.

Posted February 18, 2026

Earth Observatory

Landsat 8 / LDCM (Landsat Data Continuity Mission)

Snow

Reaching Top Speed in the Dolomites

Cortina d’Ampezzo, flanked by steep-sided mountain peaks, is the site of several skiing and sliding events in the 2026 Winter Olympics and Paralympics.

Posted February 12, 2026

Earth Observatory

Human Dimensions

Landsat 8 / LDCM (Landsat Data Continuity Mission)

Milano Cortina 2026

About 2,900 Olympic athletes have converged on northern Italy to sort out who is the GOAT—or perhaps the stoat.

Posted February 5, 2026

Earth Observatory

Extreme Temperatures

Landsat 8 / LDCM (Landsat Data Continuity Mission)

Chilled New York City

Ice in the Hudson River hugged the shore of Manhattan amid a deep freeze.

Posted February 4, 2026

Earth Observatory

Landsat 8 / LDCM (Landsat Data Continuity Mission)

Sea Ice

Cracking Antarctic Sea Ice

Icebreakers play a critical role in delivering supplies to America’s largest research base in Antarctica.

Posted February 3, 2026

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29

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125

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Edward G. Gibson

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29

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103

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41

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96

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33

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20

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137

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3

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9

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29

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