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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.

Side-by-side images of the same nebula show how differently it appears in near-infrared, on the left, versus mid-infrared light, on the right. Left image is labeled NIRCam and the right is labeled MIRI.

In near-infrared, the nebula’s outer bubble has a white edge and its inner clouds are orange, with a distinct dark lane cutting vertically through the center. Stars and background galaxies appear around the nebula and through the outer bubble.

In mid-infrared, the outer bubble has a bluish tint and there is more material in the inner clouds, which are colored off-white. The vertical dark lane is still present but more interrupted and covered by the clouds. Material appears to be erupting out the top of the nebula, and this effect is mirrored to a lesser degree at the bottom, opposite end.

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.

Do NASA Science:
Lunar Melt

Do NASA Citizen Science and discover the secrets of the universe, search for life elsewhere, and protect and improve life on Earth and in space!  

When big asteroids hit the Moon, they can melt the rock they hit and leave a crater. This melted rock flows away from the new crater, picking up and moving chunks of rock, much like a river or beach waves can move sand, pebbles, and even big rocks. The size and placement of these now-frozen flows and the rocks they carried can tell scientists about how much rock was melted, its temperature, and how easily it flowed. 

The Lunar Melt project invites you to look at images of the Moon’s surface from NASA’s Lunar Reconnaissance Orbiter and mark the sizes and locations of impact craters and boulders around them. Your marks will help  reveal the rock fragments in melted rock flows, the directions and timing of the flows, and potentially help us harness these flows to better understand the Moon’s interior.

Learn More about Do NASA Science: <br>Lunar Melt
Black and white image shows now-frozen grey lobes of flow that came from the lower right. Sunlight boulders moved by the flow appear as irregular white lumps.

Division Highlight: ESSIO

The Exploration Science Strategy Integration Office (ESSIO) ensures science is infused into all aspects of lunar exploration.

In the Science Mission Directorate (SMD), the Exploration Science Strategy Integration Office (ESSIO) ensures science is infused into all aspects of lunar exploration. Through researching the Moon and its environment, and by using the Moon as an observation platform, NASA strives to gain a greater understanding of the Moon, the solar system, the universe, and the deep space environment. 

Learn More about Division Highlight: ESSIO
Chart showing the different phases of the Moon