“Shooting Like Bullets” –Mystery Gas Detected at ‘Extreme Physics’ of the Milky Way’s Center

  In 1936, in The Realm of the Nebulae, Edwin Hubble –who proved that objects previously thought of as “nebulae” were actually galaxies beyond the Milky Way–wrote that eventually, we reach the utmost limits of our telescopes where “we measure shadows and search among ghostly errors of measurement for landmarks that are scarcely more substantial.” … Continue reading “Shooting Like Bullets” –Mystery Gas Detected at ‘Extreme Physics’ of the Milky Way’s Center