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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.

A map centered on the South Pole shows ozone concentrations on September 18, 2026. Areas at and below 220 Dobson units, the threshold that defines the ozone hole, appear in yellow, orange, and red, and cover a roughly circular region over Antarctica and part of the Southern Ocean. Higher concentrations surrounding it appear in light to dark blue.

Artemis II: Sights & Sounds of Science

What did four astronauts see, notice, and document as they traveled around the Moon during NASA’s Artemis II mission?

Learn More about Artemis II: Sights & Sounds of Science
Color-enhanced view of the Moon against black space, showing densely cratered terrain on the left and darker, smoother plains with blue, purple, and brown hues on the right. Shadows emphasize crater rims along the left edge

Astronomy Picture of the Day

Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer.

Adopt a Pixel

OVER 850,000 PIXELS CLAIMED. Did you get yours? Claim your pixel on one of the first images from NASA’s Nancy Grace Roman Space Telescope! When Roman captures its first images, each pixel will represent a piece of the cosmos never seen before at this resolution. Claim your pixel and be part of this historic moment!

Adopt Yours Now about Adopt a Pixel
Nancy Grace Roman Space Telescope with large dark sunshields floating against a bright purple field of stars and galaxies.

Featured Missions

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

IMAP

Launched September 24, 2025, IMAP will help researchers better understand the boundary of the heliosphere, a huge bubble created by the Sun surrounding and protecting our solar system.

Artist's concept of Pandora viewing a transiting exoplanet

Pandora

Pandora is a small satellite designed to characterize exoplanet atmospheres and their host stars. It is slated to observe at least 20 different planets during its one year of science operations.

Dragonfly on the ground

Dragonfly

Dragonfly, the first-of-its-kind rotorcraft to explore another world, will fly to various locations on Saturn’s moon Titan and investigate the moon’s habitability.