I haven’t got much on my mind today that I want to think about so I distract myself with pictures. This one, as science pictures often do, conflates beauty and truth and let me repeat, beauty. It’s a result of letting the Hubble Space Telescope take repeated pictures of a single cluster of galaxies. Clusters […]
Frontier Fields
Astronomers irritate the hell out of me, NASA’s in particular, not the people but their press releases: never met a superlative they didn’t like, Biggest Black Hole, Farthest Quasar, Youngest Galaxy, and on and on, far into the night. The black hole’s size isn’t interesting unless it says something about how galaxies form. The quasar’s […]