1 min read Inside the Visualization: Aerosols Earth (ESD)EarthExploreExplore Earth HomeAgricultureAir QualityClimate ChangeFreshwaterLife on EarthSevere StormsSnow and IceThe Global OceanScience at WorkEarth Science at WorkTechnology and InnovationPowering BusinessMultimediaImage CollectionsVideosDataFor ResearchersAbout Us NASA uses satellites, ground measurements, and powerful computer models to track tiny particles floating in our air called aerosols. These small particles can travel [...]

NASA/Tim Kopra Golden sunglint highlights Lake Balkhash in this May 31, 2016, photo taken from the International Space Station. The large lake in Kazakhstan is one of the largest lakes in Asia and is the 15th largest lake in the world. Since the space station became operational in November 2000, crew members have produced hundreds [...]

2 min read Join NASA on Oct. 4 in Looking Up, Celebrating Moon A view of the Moon through the clouds in a photo taken in Italy during the 2024 International Observe the Moon Night.Copyright Astrofili Ceriana, used with permission. Join observers from around the world on Saturday, Oct. 4, for NASA’s International Observe the [...]

3 Min Read I Am Artemis: Diamond St. John Diamond St. John, engineer on the Orion Program with Lockheed Martin, holds one of the heat shield tiles that will protect astronauts as they return to Earth after exploring the lunar surface on the Artemis III mission. Credits: NASA/Rad Sinyak Listen to this audio excerpt [...]

4 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Recent airborne science flights to Greenland are improving NASA’s understanding of space weather by measuring radiation exposure to air travelers and validating global radiation maps used in flight path planning. This unique data also has value beyond the Earth as a celestial roadmap for [...]

3 Min Read NASA Opens 2026 Human Lander Challenge for Life Support Systems, More NASA’s 2026 Human Lander Challenge is seeking ideas from college and university students to help evolve and transform technologies for life support and environmental control systems. These systems are critical for sustainable, long-duration human spaceflight missions to the Moon, Mars, [...]

The Sierra Space Dream Chaser winged spacecraft is seen stacked atop its Shooting Star cargo module on the vibration table at NASA’s Armstrong Test Facility in Sandusky, Ohio, while undergoing testing to simulate launch and re-entry conditions.NASA In 2016, NASA awarded a Commercial Resupply Services-2 contract to Sierra Space, formerly part of Sierra Nevada Corporation, to resupply [...]

NASA/Kim Shiflett A SpaceX Falcon 9 rocket lifts off from NASA’s Kennedy Space Center in Florida on Sept. 24, 2025, carrying three missions that will investigate the Sun’s influence across the solar system. NASA’s IMAP (Interstellar Mapping and Acceleration Probe), the agency’s Carruthers Geocorona Observatory, and National Oceanic and Atmospheric Administration’s (NOAA) Space Weather Follow On–Lagrange [...]

Captured on Aug. 21, this image from NISAR’s L-band radar shows Maine’s Mount Desert Island. Green indicates forest; magenta represents hard or regular surfaces, like bare ground and buildings. The magenta area on the island’s northeast end is the town of Bar Harbor. Credit: NASA/JPL-Caltech The NISAR (NASA-ISRO Synthetic Aperture Radar) Earth-observing radar satellite’s first [...]

Explore This Section Science For Professionals NASA & STEM Learning… Overview Learning Resources Science Activation Teams SME Map Opportunities More Science Activation Stories Citizen Science   2 min read NASA & STEM Learning Ecosystems: Opportunities & Benefits for Everyone STEM learning ecosystems are intentionally designed, community-wide partnerships that enable all Americans to actively participate [...]