Temperature of venus

Previously thought to be a comfortable environment for humans, it turned out Venus's temperature was higher than expected, far above the boiling point of water. Discovered by studying the dark side of Venus with a radio telescope.
 Cornell H. Mayer United States 1956 Temperature of venus

Previously thought to be a comfortable environment for humans, it turned out Venus's temperature was higher than expected, far above the boiling point of water. Discovered by studying the dark side of Venus with a radio telescope.