5 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) The European Space Agency’s Mars Express orbiter captured this view of Mars’ south polar ice cap Feb. 25, 2015. Three years later, the spacecraft detected a signal from the area to the right of the ice cap that scientists interpreted as an underground lake.ESA/DLR/FU [...]

5 Min Read NASA’s 2025 Astronaut Candidates: Shaping Artemis Exploration  NASA’s Johnson Space Center Director Vanessa Wyche introduces the agency’s 24th astronaut class on Sept. 22, 2025. Credits: NASA/James Blair When NASA’s 2025 astronaut candidates arrived at the agency’s Johnson Space Center in Houston this fall, they stepped into history, sharing a common mission [...]

Explore This Section Science Science Activation New NASA HEAT and My NASA Data… Overview Learning Resources Science Activation Teams SME Map Opportunities More Science Activation Stories Citizen Science   3 min read New NASA HEAT and My NASA Data Resources Bring Space Weather Science into Classrooms Space weather is an important part of the [...]

5 min read NASA, NOAA Rank 2025 Ozone Hole as 5th Smallest Since 1992 Earth (ESD) Earth Explore Explore Earth Home Agriculture Air Quality Climate Change Freshwater Life on Earth Severe Storms Snow and Ice The Global Ocean Science at Work Earth Science at Work Technology and Innovation Powering Business Multimedia Image Collections Videos [...]

2 min read NASA Citizen Science Toolkit for Librarians Librarians: NASA Citizen Science has something for you! Our new Toolkit for Librarians can help you share NASA citizen science opportunities with your patrons and community members. Rural and urban libraries, informal educators, youth group leaders, and retirement community coordinators can all benefit from this [...]

JAXA/Kimiya Yui JAXA (Japan Aerospace Exploration Agency) astronaut Kimiya Yui captured this photo of southern Europe and the northwestern Mediterranean coast from the International Space Station as it orbited 261 miles above Earth on Aug. 30, 2025. At left, the Po Valley urban corridor in Italy shines with the metropolitan areas of Milan and Turin [...]

Credit: NASA NASA has selected Plug Power, Inc., of Slingerlands, New York, and Air Products and Chemicals, Inc., of Allentown, Pennsylvania, to supply up to approximately 36,952,000 pounds of liquid hydrogen for use at facilities across the agency. The NASA Agency-wide Supply of Liquid Hydrogen awards are firm-fixed-price requirements contracts that include multiple firm-fixed-price delivery [...]

Explore This Section Science Science Activation 10 Years of Students Helping… Overview Learning Resources Science Activation Teams SME Map Opportunities More Science Activation Stories Citizen Science   3 min read 10 Years of Students Helping NASA Grow Space Food with Growing Beyond Earth Students from 71 Classrooms engaged with NASA scientists to learn about [...]

8 Min Read 25 Years of Scientific Discovery Aboard the International Space Station November marks 25 years of human presence aboard the International Space Station, a testament to international collaboration and human ingenuity. Since the first crew arrived on Nov. 2, 2000, NASA and its partners have conducted thousands of research investigations and technology [...]

NASA astronaut Scott Tingle NASA named astronaut Scott Tingle as chief of the Astronaut Office at the agency’s Johnson Space Center in Houston, effective Nov. 10. A decorated spaceflight veteran and former captain in the United States Navy, Tingle has logged more than 4,500 flight hours in 51 different aircraft and served as a flight [...]