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NASA Science

NASA Science seeks to discover the secrets of the universe, search for life elsewhere, and protect and improve life on Earth and in space.

Earth appears as a tiny speck of light suspended in a sunbeam against the vastness of space.

Featured Missions

Our mission milestones showcase the breadth and depth of NASA science.

An artist's rendering shows a small spacecraft in orbit around Earth.

SPHEREx

Launching no earlier than February 27, 2025, SPHEREx will collect data on more than 450 million galaxies along with more than 100 million stars in the Milky Way

The Earth fills the left side of the image. Above it, four satellites in a line can be seen. In the background, the bright Sun shines.

PUNCH

Launching no earlier than Feb. 27, 2025, PUNCH is a constellation of four satellites in low Earth orbit that will make 3D observations of the entire inner heliosphere to learn how the Sun’s corona becomes the solar wind.

3 spacecraft are shown on an equally spaced on orbit path above the earth showing the north america visible below.

GeoXO

GeoXO will advance observations of Earth’s weather, atmosphere and ocean for short-term forecasts and warnings and long-term planning for the effects of our changing planet. 

Nicky Notes

To the NASA Science Community –
As the nation’s leader in Earth and space science, NASA Science operates within the broader context of the federal government and its priorities. As part of the Executive Branch, we are always responsive to the direction set by the Administration, including executive orders and policy guidance that relate to our programs and activities. 

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NASA meatball
Featured Story

Webb Reveals Rapid-Fire Light Show From Milky Way’s Central Black Hole

The supermassive black hole at the center of the Milky Way appears to be having a party, complete with a…

Read the Story

Earth

Your home. Our mission.
And the one planet that NASA studies more than any other.

Learn more about our Earth about Earth
True color image of Arctic sea ice on 2 September 2016 from the Suomi NPP VIIRS instrument.

How we Look at Earth

Images, stories, and discoveries about the environment. Where every day is Earth Day.

The sum of Earth's plants, on land and in the ocean, changes slightly from year to year as weather patterns shift.

Free and open access to an immense archive of Earth science data empowers users to better understand and protect our home planet.

Earth Action

NASA’s projects advance what’s possible here on Earth.

This image shows the Earth from a distance centering on the Atlantic Ocean near Florida. Three storms are visible - Milton, Kirk, and Leslie. Milton is in the Gulf of Mexico, Kirk in the more northern Atlantic, and Leslie nearer the coast of Africa.

See how the planet is changing in ways that affect the lives and livelihoods of individuals across the globe.

Science crew members retrieve a canister from melt ponds on the Arctic Ocean.

From the unique vantage point in space, NASA collects critical long-term observations of our changing planet.

From the far reaches of space, NASA scientists aim to expand their knowledge of how our ocean, atmosphere, and ecosystems interact with one another.

Two images of the same lake side by side. The water is a dark blue in both images. The land on the left is covered in green foliage, whereas it is largely brown on the right and there is snow covered peaks along the left side of the lake.

Earth is constantly changing. World of Change documents how our planet’s land, oceans, and atmosphere are changing over time.