Centaurus A | Max-Planck-Gesellschaft https://www.mpg.de/17261407/the-nebula-with-the-dark-band?c=12034788
Since its discovery in the mid-19th century, astronomers have carefully examined Centaurus A at all possible wavelengths. Since the late 1940s, the extraordinary galaxy has also been the subject of radio astronomy – a comparatively young discipline that has opened a new window on space.
the sky with his oversized saucer, he wasn’t quite sure