エクスプローラー11号
1. Explorer 11Explorer 11 (also known as S15) was an American Earth-orbital satellite that carried the first space-borne gamma-ray telescope. This was the earliest beginning of space gamma-ray astronomy. Launched on April 27, 1961 by a Juno II rocket the satellite returned data until November 17, when power supply problems ended the science mission. During the spacecraft's seven month lifespan it detected twenty-two events from gamma-rays and approximately 22,000 events from cosmic radiation.
Read “Explorer 11” on English Wikipedia
Read “エクスプローラー11号” on Japanese Wikipedia
Read “Explorer 11” on DBpedia
Read “Explorer 11” on English Wikipedia
Read “エクスプローラー11号” on Japanese Wikipedia
Read “Explorer 11” on DBpedia
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