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baWhy do some gray asteroids shine red or blue in different lights? New results from NASA’s OSIRIS-REx mission reveal how light reflecting off Bennu’s surface bears witness to impacts across the solar system.
Published recently in Nature https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.nature.com%2Farticles%2Fs41467-025-61201-6&data=05%7C02%7Cmccarter%40purdue.edu%7Ccd8fe4f35ac54714880a08de16ffbfc1%7C4130bd397c53419cb1e58758d6d63f21%7C1%7C0%7C638973484847620998%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=h%2BC78egBmy4aGw3QffNaBrDcc45djDsMPUB1v0Xrqd4%3D&reserved=0, this study is part of a trio of published papers https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fscience.nasa.gov%2Fmissions%2Fosiris-rex%2Fnasas-bennu-samples-reveal-complex-origins-dramatic-transformation%2F&data=05%7C02%7Cmccarter%40purdue.edu%7Ccd8fe4f35ac54714880a08de16ffbfc1%7C4130bd397c53419cb1e58758d6d63f21%7C1%7C0%7C638973484847640467%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=Vg9ZRVM7nZgF56c9jV6DgLZNsHOiXHpgST2kkjKQltM%3D&reserved=sed on analysis of Bennu samples by worldwide experts, including Michelle Thompson. Together, the research shows that Bennu is a mixture of materials from across and even beyond our solar system, whose unique and varied contents have been transformed by interactions with water and space weathering.
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Published recently in Nature https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.nature.com%2Farticles%2Fs41467-025-61201-6&data=05%7C02%7Cmccarter%40purdue.edu%7Ccd8fe4f35ac54714880a08de16ffbfc1%7C4130bd397c53419cb1e58758d6d63f21%7C1%7C0%7C638973484847620998%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=h%2BC78egBmy4aGw3QffNaBrDcc45djDsMPUB1v0Xrqd4%3D&reserved=0, this study is part of a trio of published papers https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fscience.nasa.gov%2Fmissions%2Fosiris-rex%2Fnasas-bennu-samples-reveal-complex-origins-dramatic-transformation%2F&data=05%7C02%7Cmccarter%40purdue.edu%7Ccd8fe4f35ac54714880a08de16ffbfc1%7C4130bd397c53419cb1e58758d6d63f21%7C1%7C0%7C638973484847640467%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=Vg9ZRVM7nZgF56c9jV6DgLZNsHOiXHpgST2kkjKQltM%3D&reserved=sed on analysis of Bennu samples by worldwide experts, including Michelle Thompson. Together, the research shows that Bennu is a mixture of materials from across and even beyond our solar system, whose unique and varied contents have been transformed by interactions with water and space weathering.
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