IRAS - Iras
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Infrared astronomical satellite . An astronomical observation satellite launched jointly by the United States, the United Kingdom, and the Netherlands in 1984. It collected 350,000 pieces of data, including the discovery of Vega's rings and six comets. Source: About Shogakukan Digital Daijisen Information | Legend |
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《infrared astronomical satellite》赤外線天文衛星。1984年、米国・英国・オランダが共同で打ち上げた天文観測衛星。ベガの輪や六つの彗星の発見などを含む35万件のデータを収集した。
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