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Perseverance Captures Another Phobos Transit
Description NASA?s Perseverance Mars rover used its Mastcam-Z camera to capture the silhouette of Phobos, one of the two Martian moons, as it crossed in front of the Sun on Aug. 12, 2026, the 1,948th Martian day, or sol, of the mission.� The animation has been tinted to simulate what a human would see if [?]
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Starstruck: NASA Research Shows How Sun?s Ancient History Shaped Earth
At the center of our solar system, the Sun influences every planet�that�orbits�it.�In two recent NASA-funded studies, scientists uncovered�how�ancient events in the Sun?s history may have helped create Earth?s unique climate and driven previously unexplained climatic shifts.�� In new research, scientists at NASA?s�SHIELD�(Solar Wind with Hydrogen Ion charge Exchange and Large-Scale Dynamics) center ? one of [?]
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NASA Astronaut Reid Wiseman at Freedom 250 Grand Prix
NASA astronaut and Artemis II commander Reid Wiseman is seen in the two-seat IndyCar as he prepares for driver Conor Daly to take him on a lap ahead of the start of the Freedom 250 Grand Prix, Sunday, Aug. 23, 2026, in Washington, D.C. Image credit: NASA/Joel Kowsky
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MAIA Air Sensor at Work in Addis Ababa
Description This roof-mounted air sensor in Addis Ababa, the capital of Ethiopia, is one of 10 used by NASA?s�Multi-Angle Imager for Aerosols (MAIA)�to study the city?s air quality. MAIA?s air sensors provide a detailed look at�particulate matter that is 2.5 micrometers or less in diameter, also known as PM2.5, one of the world?s deadliest forms [?]
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Mapping Air Pollution With MAIA Sensors in Addis Ababa
Description This map of Addis Ababa, the capital of Ethiopia, shows the locations of 10 air sensors that NASA?s�Multi-Angle Imager for Aerosols (MAIA) mission is�using to provide one of the most detailed looks ever at the city?s air pollution. Over the course of three years, these sensors measured�particulate matter that is 2.5 micrometers or less [?]
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What Lake Bonneville Left Behind
The drying of the massive lake exposed playas that became the setting for feats of engineering and technological ingenuity, as well as epic tales of exploration and desperation.
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Curiosity Blog, Sols 4982?4987: Back to Our Regularly Scheduled Programming
By Allison Dries-Padilla, Missions Operations Specialist at Malin Space Science Systems Earth planning date: Friday, Aug. 14, 2026 This week of Curiosity Mars rover operations takes us back to our ?regularly scheduled programming.? After taking a slight detour to investigate the ?erosional surface? we are back on course to ascend Mount Sharp. As we transition [?]
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APOD: 2026 August 22 ? Mostly Perseids
APOD Science APOD APOD: 2026 August 22? Today?s APOD Archive Submissions Index Search Calendar RSS Education About Discuss � APOD 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. Mostly Perseids Explanation: Recorded […]
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NASA Shares Views of August Solar Eclipse from Ground, Air, Space
On Aug. 12, a total solar eclipse darkened skies over Greenland, Iceland, and Spain. As the Moon covered the Sun, it briefly revealed the Sun?s wispy outer atmosphere ? the corona ? to those in the path of totality who were lucky enough to have clear skies. NASA researchers and photographers were along the eclipse [?]
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TB 26-04 Updates and Modernization of NASA?s Chemical Equilibrium with Applications (CEA) Code
For more information, contact Mark K. Leader, Glenn Research Center, [email protected] Download the PDF version NASA?s Chemical Equilibrium with Applications (CEA) code is a foundational tool for propulsion system analysis. It provides equilibrium chemistry, rocket performance, shock, and detonation calculations used across NASA and the broader aerospace community. NASA Engineering and Safety Center (NESC) Activity […]
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