{
  "version": "1.0.0",
  "verifiedAt": "2026-10-05",
  "policies": [
    "https://www.nasa.gov/nasa-brand-center/images-and-media/",
    "https://www.jpl.nasa.gov/jpl-image-use-policy/"
  ],
  "rejected": [
    {
      "source": "PIA15160",
      "reason": "MESSENGER-specific image-use policy could not be verified; replaced with NASA/JPL/USGS Mariner 10 image."
    },
    {
      "source": "PIA22946",
      "reason": "Citizen-processed Juno asset avoided in favour of NASA/JPL/USGS Voyager image."
    }
  ],
  "objects": [
    {
      "name": "Sun",
      "summary": "The Sun is our nearest star. Fusion in its core releases the energy that lights and warms the planets, while magnetic activity shapes its outer atmosphere.",
      "facts": [
        {
          "label": "Type",
          "value": "Star (G-type)"
        },
        {
          "label": "Mean radius",
          "value": "695,700 km"
        },
        {
          "label": "Age",
          "value": "About 4.6 billion years"
        }
      ],
      "sourceUrl": "https://science.nasa.gov/sun/facts/",
      "factSources": [
        "https://science.nasa.gov/sun/facts/",
        "https://nssdc.gsfc.nasa.gov/planetary/factsheet/sunfact.html"
      ],
      "image": {
        "src": "/data/explore/objects/sun.jpg",
        "alt": "The Sun in gold tones, with a dark coronal hole near the top.",
        "caption": "SDO observed a coronal hole on 10 October 2015. Gold colours represent solar observations, not the visible-light colour of the Sun.",
        "credit": "NASA/SDO",
        "sourceUrl": "https://science.nasa.gov/image-detail/amf-9bc63dca-30c6-4504-95a3-47e6d85a3b3c/",
        "originalUrl": "https://assets.science.nasa.gov/dynamicimage/assets/science/psd/solar/2023/07/Sun_Features_Coronal_Holes-800x600-1.jpg?w=800&h=600&fit=clip&crop=faces%2Cfocalpoint",
        "kind": "False-colour observation",
        "usage": "Use is subject to the source media guidelines; attribution is retained.",
        "usageUrl": "https://www.nasa.gov/nasa-brand-center/images-and-media/",
        "verifiedAt": "2026-10-05",
        "sourceSnapshot": {
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        "modifications": "NASA image service width 640; no additional colour edits or cropping."
      }
    },
    {
      "name": "Mercury",
      "summary": "Mercury is the smallest planet and the closest to the Sun. Its cratered surface records impacts, and its very thin exosphere cannot hold heat like a thick atmosphere.",
      "facts": [
        {
          "label": "Type",
          "value": "Rocky planet"
        },
        {
          "label": "Mean radius",
          "value": "2,440 km"
        },
        {
          "label": "Sidereal orbit",
          "value": "88 days"
        }
      ],
      "sourceUrl": "https://science.nasa.gov/mercury/facts/",
      "factSources": [
        "https://science.nasa.gov/mercury/facts/",
        "https://nssdc.gsfc.nasa.gov/planetary/factsheet/mercuryfact.html"
      ],
      "image": {
        "src": "/data/explore/objects/mercury.jpg",
        "alt": "A crater-covered crescent of Mercury against black space.",
        "caption": "Mariner 10 photographed Mercury on 24 March 1974.",
        "credit": "NASA/JPL/USGS",
        "sourceUrl": "https://science.nasa.gov/photojournal/planet-mercury/",
        "originalUrl": "https://assets.science.nasa.gov/dynamicimage/assets/science/psd/photojournal/pia/pia00/pia00437/PIA00437.jpg?w=2599&h=4878&fit=clip&crop=faces%2Cfocalpoint",
        "kind": "Spacecraft photograph",
        "usage": "Use is subject to the source media guidelines; attribution is retained.",
        "usageUrl": "https://www.jpl.nasa.gov/jpl-image-use-policy/",
        "verifiedAt": "2026-10-05",
        "sourceSnapshot": {
          "src": "/data/explore/objects/sources/mercury.txt",
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        "bytes": 120521,
        "modifications": "NASA image service width 640; no additional colour edits or cropping."
      }
    },
    {
      "name": "Venus",
      "summary": "Venus has a thick atmosphere and clouds of sulfuric acid. An intense greenhouse effect makes its surface hotter than Mercury, despite Venus being farther from the Sun.",
      "facts": [
        {
          "label": "Type",
          "value": "Rocky planet"
        },
        {
          "label": "Mean radius",
          "value": "6,052 km"
        },
        {
          "label": "Sidereal orbit",
          "value": "225 days"
        }
      ],
      "sourceUrl": "https://science.nasa.gov/venus/facts/",
      "factSources": [
        "https://science.nasa.gov/venus/facts/",
        "https://nssdc.gsfc.nasa.gov/planetary/factsheet/venusfact.html"
      ],
      "image": {
        "src": "/data/explore/objects/venus.jpg",
        "alt": "Two processed views of the cloud-covered disc of Venus.",
        "caption": "Reprocessed Mariner 10 observations from February 1974 combine orange and ultraviolet filters to reveal the cloud cover.",
        "credit": "NASA/JPL-Caltech",
        "sourceUrl": "https://science.nasa.gov/photojournal/venus-from-mariner-10/",
        "originalUrl": "https://assets.science.nasa.gov/dynamicimage/assets/science/psd/photojournal/pia/pia23/pia23791/PIA23791.jpg?w=2245&h=1096&fit=clip&crop=faces%2Cfocalpoint",
        "kind": "False-colour composite",
        "usage": "Use is subject to the source media guidelines; attribution is retained.",
        "usageUrl": "https://www.jpl.nasa.gov/jpl-image-use-policy/",
        "verifiedAt": "2026-10-05",
        "sourceSnapshot": {
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        "modifications": "NASA image service width 640; no additional colour edits or cropping."
      }
    },
    {
      "name": "Earth",
      "summary": "Earth has liquid-water oceans and a protective atmosphere. It is the only world where life has been confirmed.",
      "facts": [
        {
          "label": "Type",
          "value": "Rocky planet"
        },
        {
          "label": "Mean radius",
          "value": "6,371 km"
        },
        {
          "label": "Sidereal orbit",
          "value": "365.26 days"
        }
      ],
      "sourceUrl": "https://science.nasa.gov/earth/facts/",
      "factSources": [
        "https://science.nasa.gov/earth/facts/",
        "https://nssdc.gsfc.nasa.gov/planetary/factsheet/earthfact.html"
      ],
      "image": {
        "src": "/data/explore/objects/earth.jpg",
        "alt": "Earth with Africa, Antarctica and swirling white clouds.",
        "caption": "The Apollo 17 crew captured the Blue Marble during the 1972 journey to the Moon.",
        "credit": "NASA (photograph by the Apollo 17 crew)",
        "sourceUrl": "https://www.nasa.gov/image-article/apollo-17-blue-marble/",
        "originalUrl": "https://www.nasa.gov/wp-content/uploads/2023/03/as17-148-22727_lrg.jpg?w=1041",
        "kind": "Astronaut photograph",
        "usage": "Use is subject to the source media guidelines; attribution is retained.",
        "usageUrl": "https://www.nasa.gov/nasa-brand-center/images-and-media/",
        "verifiedAt": "2026-10-05",
        "sourceSnapshot": {
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        "modifications": "NASA image service width 640; no additional colour edits or cropping."
      }
    },
    {
      "name": "Moon",
      "summary": "The Moon is Earth’s natural satellite. Its dark plains are ancient lava-filled basins. It rotates once per orbit, so the same side generally faces Earth; its phases come from changing viewing geometry.",
      "facts": [
        {
          "label": "Type",
          "value": "Natural satellite"
        },
        {
          "label": "Mean radius",
          "value": "1,737 km"
        },
        {
          "label": "Sidereal orbit",
          "value": "27.3 days around Earth"
        }
      ],
      "sourceUrl": "https://science.nasa.gov/moon/facts/",
      "factSources": [
        "https://science.nasa.gov/moon/facts/",
        "https://nssdc.gsfc.nasa.gov/planetary/factsheet/moonfact.html"
      ],
      "image": {
        "src": "/data/explore/objects/moon.jpg",
        "alt": "The full lunar disc showing bright craters and darker plains.",
        "caption": "Galileo observations from 7 December 1992 include near-infrared wavelengths; the colours are enhanced.",
        "credit": "NASA/JPL/USGS",
        "sourceUrl": "https://science.nasa.gov/photojournal/earths-moon/",
        "originalUrl": "https://assets.science.nasa.gov/dynamicimage/assets/science/psd/photojournal/pia/pia00/pia00405/PIA00405.jpg?w=1986&h=1986&fit=clip&crop=faces%2Cfocalpoint",
        "kind": "Enhanced-colour composite",
        "usage": "Use is subject to the source media guidelines; attribution is retained.",
        "usageUrl": "https://www.jpl.nasa.gov/jpl-image-use-policy/",
        "verifiedAt": "2026-10-05",
        "sourceSnapshot": {
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        "modifications": "NASA image service width 640; no additional colour edits or cropping."
      }
    },
    {
      "name": "Mars",
      "summary": "Mars is a rocky world with a thin atmosphere, polar ice and giant volcanoes. Evidence of ancient rivers and lakes makes it important in the search for environments that once could have supported life.",
      "facts": [
        {
          "label": "Type",
          "value": "Rocky planet"
        },
        {
          "label": "Mean radius",
          "value": "3,390 km"
        },
        {
          "label": "Sidereal orbit",
          "value": "687 days"
        }
      ],
      "sourceUrl": "https://science.nasa.gov/mars/facts/",
      "factSources": [
        "https://science.nasa.gov/mars/facts/",
        "https://nssdc.gsfc.nasa.gov/planetary/factsheet/marsfact.html"
      ],
      "image": {
        "src": "/data/explore/objects/mars.jpg",
        "alt": "Mars with the Valles Marineris canyon system across its face.",
        "caption": "A mosaic from Viking Orbiter 1 observations shows the Valles Marineris canyon system.",
        "credit": "NASA/USGS",
        "sourceUrl": "https://science.nasa.gov/photojournal/the-target/",
        "originalUrl": "https://assets.science.nasa.gov/dynamicimage/assets/science/psd/photojournal/pia/pia04/pia04304/PIA04304.jpg?w=2024&h=1919&fit=clip&crop=faces%2Cfocalpoint",
        "kind": "Spacecraft mosaic",
        "usage": "Use is subject to the source media guidelines; attribution is retained.",
        "usageUrl": "https://www.nasa.gov/nasa-brand-center/images-and-media/",
        "verifiedAt": "2026-10-05",
        "sourceSnapshot": {
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        "bytes": 30564,
        "modifications": "NASA image service width 640; no additional colour edits or cropping."
      }
    },
    {
      "name": "Jupiter",
      "summary": "Jupiter is the largest planet. It is mostly hydrogen and helium, with cloud bands, powerful storms and no solid surface to stand on. The Great Red Spot is a long-lived storm in its atmosphere.",
      "facts": [
        {
          "label": "Type",
          "value": "Gas giant"
        },
        {
          "label": "Mean radius",
          "value": "69,911 km"
        },
        {
          "label": "Sidereal orbit",
          "value": "11.9 years"
        }
      ],
      "sourceUrl": "https://science.nasa.gov/jupiter/facts/",
      "factSources": [
        "https://science.nasa.gov/jupiter/facts/",
        "https://nssdc.gsfc.nasa.gov/planetary/factsheet/jupiterfact.html"
      ],
      "image": {
        "src": "/data/explore/objects/jupiter.jpg",
        "alt": "Jupiter with alternating cloud bands and the Great Red Spot.",
        "caption": "A 1979 Voyager 2 image was processed by USGS in 1990, with colours enhanced to show atmospheric detail.",
        "credit": "NASA/JPL/USGS",
        "sourceUrl": "https://science.nasa.gov/photojournal/jupiter/",
        "originalUrl": "https://assets.science.nasa.gov/dynamicimage/assets/science/psd/photojournal/pia/pia00/pia00343/jpeg/PIA00343.jpg?w=840&h=840&fit=clip&crop=faces%2Cfocalpoint",
        "kind": "Enhanced-colour observation",
        "usage": "Use is subject to the source media guidelines; attribution is retained.",
        "usageUrl": "https://www.jpl.nasa.gov/jpl-image-use-policy/",
        "verifiedAt": "2026-10-05",
        "sourceSnapshot": {
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        "bytes": 29899,
        "modifications": "NASA image service width 640; no additional colour edits or cropping."
      }
    },
    {
      "name": "Saturn",
      "summary": "Saturn is a gas giant surrounded by rings made largely of countless pieces of ice. Its rings are separate particles in orbit, rather than a solid disc. The planet also has a diverse family of moons.",
      "facts": [
        {
          "label": "Type",
          "value": "Gas giant"
        },
        {
          "label": "Mean radius",
          "value": "58,232 km"
        },
        {
          "label": "Sidereal orbit",
          "value": "29.4 years"
        }
      ],
      "sourceUrl": "https://science.nasa.gov/saturn/facts/",
      "factSources": [
        "https://science.nasa.gov/saturn/facts/",
        "https://nssdc.gsfc.nasa.gov/planetary/factsheet/saturnfact.html"
      ],
      "image": {
        "src": "/data/explore/objects/saturn.jpg",
        "alt": "Saturn and its broad rings against black space.",
        "caption": "Cassini exposures from 9 February 2004 were combined, with contrast and colours enhanced for visibility.",
        "credit": "NASA/JPL/Space Science Institute",
        "sourceUrl": "https://science.nasa.gov/photojournal/approach-to-saturn/",
        "originalUrl": "https://assets.science.nasa.gov/dynamicimage/assets/science/psd/photojournal/pia/pia05/pia05380/PIA05380.jpg?w=998&h=1023&fit=clip&crop=faces%2Cfocalpoint",
        "kind": "Enhanced-colour composite",
        "usage": "Use is subject to the source media guidelines; attribution is retained.",
        "usageUrl": "https://www.jpl.nasa.gov/jpl-image-use-policy/",
        "verifiedAt": "2026-10-05",
        "sourceSnapshot": {
          "src": "/data/explore/objects/sources/saturn.txt",
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        "bytes": 10370,
        "modifications": "NASA image service width 640; no additional colour edits or cropping."
      }
    },
    {
      "name": "Uranus",
      "summary": "Uranus is an ice giant with a blue-green atmosphere containing methane. Its extreme axial tilt means it rotates almost on its side, creating unusually long seasons. It also has a faint ring system.",
      "facts": [
        {
          "label": "Type",
          "value": "Ice giant"
        },
        {
          "label": "Mean radius",
          "value": "25,362 km"
        },
        {
          "label": "Sidereal orbit",
          "value": "84 years"
        }
      ],
      "sourceUrl": "https://science.nasa.gov/uranus/facts/",
      "factSources": [
        "https://science.nasa.gov/uranus/facts/",
        "https://nssdc.gsfc.nasa.gov/planetary/factsheet/uranusfact.html"
      ],
      "image": {
        "src": "/data/explore/objects/uranus.jpg",
        "alt": "A pale blue-green disc of Uranus against black space.",
        "caption": "Voyager 2 observed Uranus in 1986.",
        "credit": "NASA/JPL-Caltech",
        "sourceUrl": "https://science.nasa.gov/photojournal/uranus-as-seen-by-nasas-voyager-2/",
        "originalUrl": "https://assets.science.nasa.gov/dynamicimage/assets/science/psd/photojournal/pia/pia18/pia18182/PIA18182.jpg?w=1720&h=1720&fit=clip&crop=faces%2Cfocalpoint",
        "kind": "Spacecraft observation",
        "usage": "Use is subject to the source media guidelines; attribution is retained.",
        "usageUrl": "https://www.jpl.nasa.gov/jpl-image-use-policy/",
        "verifiedAt": "2026-10-05",
        "sourceSnapshot": {
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        "modifications": "NASA image service width 640; no additional colour edits or cropping."
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    },
    {
      "name": "Neptune",
      "summary": "Neptune is the most distant of the eight planets. This ice giant has a dynamic atmosphere with strong winds and storms. Its faint rings and moons are difficult to observe from Earth.",
      "facts": [
        {
          "label": "Type",
          "value": "Ice giant"
        },
        {
          "label": "Mean radius",
          "value": "24,622 km"
        },
        {
          "label": "Sidereal orbit",
          "value": "165 years"
        }
      ],
      "sourceUrl": "https://science.nasa.gov/neptune/facts/",
      "factSources": [
        "https://science.nasa.gov/neptune/facts/",
        "https://nssdc.gsfc.nasa.gov/planetary/factsheet/neptunefact.html"
      ],
      "image": {
        "src": "/data/explore/objects/neptune.jpg",
        "alt": "Neptune with bright clouds and a dark atmospheric storm.",
        "caption": "Voyager 2 green- and orange-filter observations were combined during the 1989 encounter. Colours are processed.",
        "credit": "NASA/JPL",
        "sourceUrl": "https://science.nasa.gov/photojournal/neptune-full-disk-view/",
        "originalUrl": "https://assets.science.nasa.gov/dynamicimage/assets/science/psd/photojournal/pia/pia01/pia01492/PIA01492.jpg?w=2188&h=2185&fit=clip&crop=faces%2Cfocalpoint",
        "kind": "Processed filter composite",
        "usage": "Use is subject to the source media guidelines; attribution is retained.",
        "usageUrl": "https://www.jpl.nasa.gov/jpl-image-use-policy/",
        "verifiedAt": "2026-10-05",
        "sourceSnapshot": {
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}