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                        "media_type": "Movie",
                        "alt_text": "This animation illustrates the dramatic improvement in our knowledge of the Moon's terrain made possible by the Lunar Orbiter Laser Altimeter (LOLA) instrument onboard the Lunar Reconnaissance Orbiter (LRO) spacecraft. A LOLA digital elevation map compiled in late 2009 is compared to the Unified Lunar Control Network (ULCN) 2005, a painstakingly constructed map based on the best available data at the time, including imagery from the Clementine, Apollo, Mariner 10, and Galileo missions as well as Earth-based observations.",
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            "caption": "",
            "description": "<p><show group=3808.11382 /><p><show group=3808.11383/><p><show group=3808.11384/><p><show group=3808.11385/><p><show group=3808.11386/><p><show group=3808.11387/>",
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            "role": "Animator",
            "people": [
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                    "name": "Chris Meaney",
                    "employer": "HTSI"
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                {
                    "name": "Ernie Wright",
                    "employer": "UMBC"
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                    "name": "Chris Smith",
                    "employer": "HTSI"
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            "role": "Scientist",
            "people": [
                {
                    "name": "Richard Vondrak",
                    "employer": "NASA/GSFC"
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    "missions": [
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    "nasa_science_categories": [
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        "Lunar Reconnaissance Orbiter",
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}