Wikipedia has a great article here en.wikipedia.org/wiki/Magnitude… explaining how this came about. For instance, Sun is -27 and Venus is -4 (now).
Wikipedia has a great article here en.wikipedia.org/wiki/Magnitude… explaining how this came about. For instance, Sun is -27 and Venus is -4 (now).
RT @Nightskyonline: Wikipedia has a great article here https://t.co/cY668KxtB5 explaining how this came about. For instance, Sun is -27 and…