New research suggests that the Green Monster, a strange structure first discovered in Web Data in April 2023, resulted from a blast wave that hit the material surrounding a Cassiopeia A supernova remnant. .
This composite image shows the Green Monster structure within the supernova remnant Cassiopeia A. Image credits: NASA / CXC / SAO / ESA / STScI / CSA / Milisavljevic other. /JPL/California Institute of Technology/J. Schmidt/K. Arcand.
Cassiopeia A is located approximately 11,000 light-years from Earth in the constellation Cassiopeia.
The object, also known as Cas A, SNR G111.7-02.1, or NRAO 711, is approximately 10 light-years away.
Source: www.sci.news
