6 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Sunlight reflects off the ocean surface near Norfolk, Virginia, in this 1991 space shuttle image, highlighting swirling patterns created by features such as internal waves, which are produced when the tide moves over underwater features. Data from the international SWOT mission is revealing the [...]

2 min read Space Cloud Watch Needs Your Photos of Night-Shining Clouds  Noctilucent Clouds observed from Bozeman, MT on 16 July 2009 at 4:29 MDT. The Space Cloud Watch project needs more photos like this one to diagnose changes in our atmosphere! Photo credit: Dr. Joseph A Shaw Noctilucent or night-shining clouds are rare, [...]

4 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Christine Braden values new experiences that broaden her perspective; a mindset that has guided her 26-year career at NASA’s Johnson Space Center in Houston, where she currently serves as a senior systems engineer in the Commercial Low Earth Orbit Development Program. In her role, [...]

4 Min Read Spacewalk Research and Technology NASA astronaut Anne McClain prepares spacesuits ahead of the May 2025 spacewalk. Credits: NASA Science in Space: May Crew members on the International Space Station periodically conduct spacewalks to perform a variety of tasks such as installing, upgrading, and repairing equipment. During a spacewalk on May 1, [...]

Explore This Section Perseverance Home Mission Overview Rover Components Mars Rock Samples Where is Perseverance? Ingenuity Mars Helicopter Mission Updates Science Overview Objectives Instruments Highlights Exploration Goals News and Features Multimedia Perseverance Raw Images Images Videos Audio More Resources Mars Missions Mars Sample Return Mars Perseverance Rover Mars Curiosity Rover MAVEN Mars Reconnaissance Orbiter [...]

Explore This Section Science Science Activation Eclipses, Auroras, and the… Overview Learning Resources Science Activation Teams SME Map Opportunities More Science Activation Stories Citizen Science   4 min read Eclipses, Auroras, and the Spark of Becoming: NASA Inspires Future Scientists In the heart of Alaska’s winter, where the night sky stretches endlessly and the [...]

Credit: NASA NASA has selected Rocket Lab USA Inc. of Long Beach, California, to launch the agency’s Aspera mission, a SmallSat to study galaxy formation and evolution, providing new insights into how the universe works. The selection is part of NASA’s Venture-Class Acquisition of Dedicated and Rideshare (VADR) launch services contract. This contract allows the [...]

NASA/JPL-Caltech/ESA/Harvard-Smithsonian CfA The spiral galaxy known as Messier 81 (M81) has a rosy tint in this June 1, 2007, composite image that incorporates data from NASA’s Spitzer and Hubble Space Telescopes, and NASA’s Galaxy Evolution Explorer. Discovered by the German astronomer Johann Elert Bode in 1774, M81 is one of the brightest galaxies in the [...]

The Axiom Mission 4, or Ax-4, crew will launch aboard a SpaceX Dragon spacecraft to the International Space Station from NASA’s Kennedy Space Center in Florida. From left to right: ESA (European Space Agency) astronaut Sławosz Uznański-Wiśniewski of Poland, former NASA astronaut Peggy Whitson, ISRO (Indian Space Research Organization) astronaut Shubhanshu Shukla, and Tibor Kapu [...]

6 min read NASA Observes First Visible-light Auroras at Mars On March 15, 2024, near the peak of the current solar cycle, the Sun produced a solar flare and an accompanying coronal mass ejection (CME), a massive explosion of gas and magnetic energy that carries with it large amounts of solar energetic particles. This [...]