On April 27, 1961, NASA launched Explorer 11, a satellite that contained the first gamma ray telescope to go to space. [‘On ...
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April 27, 1961 - NASA launches Explorer 11
On this day, April 27, 1961, the National Aeronautic and Space Administration (NASA) launched the Explorer 11 satellite into ...
In simple terms, astronomers may have found a cosmic particle accelerator that outperforms even their best theoretical ...
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