A Geological Wonderland in Alaska
Image of the Day May 28, 2024

A Geological Wonderland in Alaska

Braided rivers, landslide debris, and alluvial fans are spread across this dynamic landscape in Glacier Bay National Park.  
Memorial Day in Waterloo
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Memorial Day in Waterloo

President Lyndon Johnson recognized this small town in upstate New York for being among the first to celebrate Memorial Day.

Published May 27, 2024

Image of the Day Human Presence

Long Shadows of Mongolian Mountains
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Long Shadows of Mongolian Mountains

In central Asia, jagged mountain peaks rise high above the steppe.

Published May 26, 2024

Image of the Day Land Snow and Ice

Where the Wood Bison Roam
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Where the Wood Bison Roam

Everything’s bigger in Canada’s Wood Buffalo National Park, where unique wildlife, plains, wetlands, and animal-engineered landscapes all exist on a grand scale.

Published May 25, 2024

Image of the Day Land

Derecho Darkens Houston
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Derecho Darkens Houston

Destructive winds left many people in the most populous city in Texas without power.

Published May 22, 2024

Image of the Day Severe Storms Human Presence Remote Sensing

White and Black Volcanoes of Saudi Arabia
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White and Black Volcanoes of Saudi Arabia

Contrasting colors of lava and ash reveal the geologic origins of Harrat Khaybar’s volcanic cones.

Published May 22, 2024

Image of the Day Land

May Puzzler
Earth Matters

May Puzzler

Your challenge is to tell us the location of the satellite image and why it is interesting.

Published May 21, 2024

Dusty Spring in the Tarim Basin
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Dusty Spring in the Tarim Basin

Strong winds kicked up sand and dust from China’s vast Taklimakan Desert.

Published May 20, 2024

Image of the Day Atmosphere Land Dust and Haze

Orce’s Archaeological Wonderland
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Orce’s Archaeological Wonderland

Ancient hominin fossils lie beneath the sandy soils on the outskirts of this village in southern Spain.  

Published May 20, 2024

Image of the Day Human Presence

Farming on Fertile Land in France
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Farming on Fertile Land in France

Farmers grow a variety of crops along river floodplains near Lyon.

Published May 19, 2024

Image of the Day Human Presence

Montgomery Reef Revealed
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Montgomery Reef Revealed

Large tidal swings expose a plateau-shaped reef around Australia’s Yawajaba island at low tide.  

Published May 18, 2024

Image of the Day Land Water

Shasta Lake Fills Up Again
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Shasta Lake Fills Up Again

For the second year in a row, California’s largest reservoir filled to nearly 100 percent capacity.

Published May 17, 2024

Image of the Day Water

Aerosol Optical Depth
Global Maps Mar 2000 — Apr 2024

Aerosol Optical Depth

Airborne aerosols can cause or prevent cloud formation and harm human health. These maps depict aerosol concentrations in the air based on how the tiny particles reflect or absorb visible and infrared light.

Atmosphere

How to Interpret a Satellite Image: Five Tips and Strategies
Article

How to Interpret a Satellite Image: Five Tips and Strategies

What do you do when presented with a new satellite image? Here's what the Earth Observatory team does to understand the view.

Published Nov 18, 2013

Remote Sensing

Citizen Scientists Capture Brilliant Photos of the Aurora
Earth Matters

Citizen Scientists Capture Brilliant Photos of the Aurora

Participants in NASA's Aurorasaurus project captured these images during the May 2024 geomagnetic storm. 

Published May 15, 2024

Mission: Biomes
Article

Mission: Biomes

Have you ever wondered what it would be like to live in a different part of the world? What would the weather be like? What kinds of animals would you see? Which plants live there? By investigating these questions, you are learning about biomes.

Published Aug 28, 2020

Land Life

Colorful Celtic Sea
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Colorful Celtic Sea

Satellites captured an expansive blue and green phytoplankton bloom in the waters off France.

Published May 14, 2024

Image of the Day Water Water Color

Springtime in the Deciduous Forest
Notes from the Field

Springtime in the Deciduous Forest

Using instruments old and new, scientists collected data as leaves emerged across a deciduous forest in Edgewater, Maryland.

Published May 6, 2024

Aerosol Size
Global Maps Jan 2005 — Sep 2016

Aerosol Size

Sea salt, volcanic ash, dust, wildfire smoke, and industrial pollution are types of airborne aerosols. Natural aerosols tend to be larger than human-made aerosols. These maps show when and where aerosols come from nature, humans, or both.

Atmosphere

Vegetation
Global Maps Feb 2000 — Apr 2024

Vegetation

Greenness is an important indicator of health for forests, grasslands, and farms. The greenness of a landscape, or vegetation index, depends on the number and type of plants, how leafy they are, and how healthy they are.

Land Life

Land Surface Temperature
Global Maps Feb 2000 — Apr 2024

Land Surface Temperature

Land surface temperatures rise and fall with the heat of the Sun, and they represent how hot or cold the surface would feel to touch. These maps show daytime land temperatures as measured from space.

Heat Land

Temperature Extremes 2023
Article

Temperature Extremes 2023

Warmer-than-average temperatures are showing up locally and globally, with consequences for people, landscapes, and ecosystems.

Published Aug 15, 2023

Heat

North Atlantic Hurricane Season
Article

North Atlantic Hurricane Season

The 2023 season runs from June 1 to November 30, with peak activity generally occurring in September.

Published Jun 1, 2023

Atmosphere Remote Sensing

Blue Marble Next Generation
Article

Blue Marble Next Generation

12 months of high-resolution global true color satellite imagery.

Published Oct 13, 2005

Atmosphere Land Water Snow and Ice

Fire Season in the Northern Hemisphere
Article

Fire Season in the Northern Hemisphere

Wildland fires in 2023 brought hazy skies and poor air quality to several countries north of the equator.

Published May 22, 2023

Atmosphere Land

Food and Agriculture
Article

Food and Agriculture

From soil conditions to crop productivity, satellite data help inform farmers, scientists, and decision-makers in the U.S. and around the world.

Published Feb 28, 2023

Land

Winter from the International Space Station
Article

Winter from the International Space Station

Over the years, astronauts aboard the orbiting laboratory have snapped spectacular photographs of Earth’s snow and ice in both hemispheres.

Published Dec 21, 2022

Snow and Ice

Snow Cover
Global Maps Mar 2000 — Apr 2024

Snow Cover

Snow and ice influence climate by reflecting sunlight back into space. When it melts, snow is a source of water for drinking and vegetation; too much snowmelt can lead to floods. These maps show average snow cover by month.

Snow and Ice

World of Change
Article

World of Change

NASA satellites document how our world—forests, oceans, human landscapes, even the Sun—changes over months, seasons, and years.

Published Apr 29, 2009

Atmosphere Heat Land Life Human Presence Snow and Ice

Earth at Night
Article

Earth at Night

Satellite images of Earth at night have been a curiosity for the public and a tool of fundamental research for at least 25 years. They have provided a broad, beautiful picture, showing how humans have shaped the planet and lit up the darkness.

Published Apr 12, 2017

Atmosphere Land Human Presence Remote Sensing

Fire
Global Maps Mar 2000 — Apr 2024

Fire

Whether started by humans (farming, logging, or accidents) or by nature (lightning), fires are always burning somewhere on Earth. These maps show the locations of fires burning around the world each month.

Land

EO On This Day
Article

EO On This Day

In honor of our site anniversary, we offer a selection of some of the most beautiful, newsworthy, interesting, and scientifically important images from 23 years online — one image for each day of the calendar year.

Published Apr 26, 2022

Atmosphere Heat Land Life Water Snow and Ice