applies to jurisdiction: United States of America determination method or standard: work ofthe federal government ofthe United States determination method
DescriptionArtist’simpressionoftheMilkyWay.jpg English: This detailed artist’simpression shows the structure oftheMilkyWay, including the location of the
‘chimneys’ – annotated ESA19306760.jpeg English: Artist’simpressionof two ‘chimneys’ funneling hot, X-ray emitting material from the centre of our Galaxy