Huge thermometer near Uranus
Hope its not too cold!
The world's largest thermometer has just entered active service. This isn't a cue for all sorts of "ooh, Matron" remarks, since the thermometer in question is taking the temperature of billion-year-old clouds of gas, way "out there" in the universe. the Galactic HII region RCW 120 in the visible and in the submillimetre And …