Tag: Cassiopeia A

NASA Astronomy Picture of the Day 1 June 2023: Supernova Remnant Cassiopeia A
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NASA Astronomy Picture of the Day 1 June 2023: Supernova Remnant Cassiopeia A

[ad_1] Today's NASA Astronomy Picture of the Day is a snapshot of Cassiopeia A, a supernova remnant located about 11000 light-years from Earth towards the constellation of Cassiopeia. When a star explodes, the subsequent explosion which takes place, known as a Supernova, is the largest explosion to occur in space. According to NASA, a supernova happens when there is a change in the core, or center, of a star. A change can occur in two different ways, with both resulting in a supernova.Although a supernova occurs for only a short span of time, it can tell scientists a lot about the universe. By studying supernovas, scientists have also shed light on the fact that we're living in an ever-expanding universe. Tech used to capture the imageThe picture was captured by the Chandra X-ray Observ...