A powerful and luminous explosion of a star is referred to as a supernova. While a diary entry by a member of the Japanese imperial court in September 1811 calls it “a sign of abnormality,” another saw it as an “occasion for making auspicious offerings for a good harvest.” A Japanese history from the mid-1200s mentions that “A guest star …
Did the explosion itself cause this clumpiness, or was it something that happened afterward? The Chandra X-ray Observatory operated by NASA, has captured some intriguing images of the vast and mysterious supernova remnant Tycho’s Nova. From a constellation, roughly 10,000 light-years away called Cassiopeia, a remnant of the Tycho supernova was captured by NASA’s top X-ray observatory Chandra in an …
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