APOD: 2026 September 24 – The Ghosts of Five Supernovas

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APOD Science APOD APOD: 2026 September 24 –… 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. OriginalAnnotated The Ghosts of Five Supernovas Explanation: The ghosts of five supernovas haunt this extraordinary image. It was acquired at Oukaïmeden Observatory in Morocco with approximately 200 hours of observations and shows a large patch of the sky,…

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Cloudy Cloak Over the Northwest

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Earth Observatory Science Earth Observatory Cloudy Cloak Over the Northwest Earth Earth Observatory Image of the Day EO Explorer Topics All Topics Atmosphere Land Heat & Radiation Life on Earth Human Dimensions Natural Events Oceans Remote Sensing Technology Snow & Ice Water More Content Collections Global Maps World of Change Articles Earth Matters Blog Blue Marble: Next Generation EO Kids Mission: Biomes About About Us Subscribe 🛜 RSS Contact Us Search   September 19, 2026 NASA Earth Observatory/Michala Garrison Cool, marine air rolling off the Pacific Ocean led to a…

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NASA Modernizes Commercial Airline Systems

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4 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Testing at NASA’s Ames Research Center in California’s Silicon Valley in March 2026 demonstrated autonomous technology that could identify an incursion – a vehicle, wayward suitcase, or other runway obstacle that could impact an aircraft’s safe landing. NASA/Brandon Torres-Navarrete NASA’s researchers know that when you settle into your seat on a commercial flight, you expect a smooth takeoff, views over the clouds, a steady descent, and hopefully an early arrival at your destination. But when your flight gets delayed…

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APOD: 2026 September 23 – A New Lunar Crater: McGetchin

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APOD Science APOD APOD: 2026 September 23 – A… 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. AfterBefore A New Lunar Crater: McGetchin Explanation: A once-in-a-lifetime crater has appeared on the Moon! A comet or asteroid roughly the size of a humpback whale (approximately 10-20 meters, 30-60 feet) crashed into the Moon sometime between…

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Boom Year for Desert Blooms

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Earth Observatory Science Earth Observatory Boom Year for Desert Blooms Earth Earth Observatory Image of the Day EO Explorer Topics All Topics Atmosphere Land Heat & Radiation Life on Earth Human Dimensions Natural Events Oceans Remote Sensing Technology Snow & Ice Water More Content Collections Global Maps World of Change Articles Earth Matters Blog Blue Marble: Next Generation EO Kids Mission: Biomes About About Us Subscribe 🛜 RSS Contact Us Search   August 19, 2025 August 30, 2026 Branching riverbeds and roads cut through rusty orange land in the Western…

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Curiosity Blog, Sols 5010-5015: Checking out the Bands

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Curiosity Navigation Curiosity Home Mission Overview Where is Curiosity? Mission Updates Science Overview Instruments Highlights Exploration Goals News and Features Multimedia Curiosity Raw Images Images Videos Audio Mosaics More Resources Mars Missions Mars Perseverance Rover Mars Curiosity Rover Mars Reconnaissance Orbiter Mars Odyssey More Mars Missions Mars Home 3 min read Curiosity Blog, Sols 5010-5015: Checking out the Bands NASA’s Mars rover Curiosity acquired this image, showing the path ahead. The subtle banding can be picked out here in tonal differences. Curiosity captured the image using its Right Navigation Camera…

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Risks of Decompression Sickness and Venous Thromboembolism during Spaceflight and Patent Foramen Ovale Implications

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3 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Top Row (from left to right): Michael Stenger, Joe Dervay, Steve Piper, Dave Francisco, Craig Kutz, Matthew Makowski, Alex Garbino, Hiroki Bochimoto, Doug Ebert, James Locke, Raffi Kuyumjian. Bottom Row (from left to right): Mark Crowther, Stephan Moll, Doug Ebersole, Mike Gernhardt, David Southerland, Sarah Taoufik NASA Read More The purpose of this working group was to assemble a panel of experts to review the most recent data related to extravehicular activity (EVA) prebreathe testing and decompression sickness (DCS)…

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NASA Astronaut to Answer Questions from New Hampshire Students

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2 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) NASA astronaut Anil Menon reviews procedures for emergency scenarios while aboard the International Space Station as part of his long-duration science and research mission. Credit: NASA Editor’s Note: This feature was updated Sept. 22, 2026, to note the time change for the in-flight call with students.  Students in New Hampshire will hear from NASA astronaut Anil Menon as he answers prerecorded STEM questions while aboard the International Space Station. The Earth-to-space call will begin at 11:40 a.m. EDT Thursday, Sept.…

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