26 nov 1725 anni - British astronomers James Bradley and Samuel Molyneux set up a telescope in Molyneux's private observatory to begin their observations of stellar parallax of the star Gamma Draconis. [7] The observations, which start on December 3, lead to Bradley's pioneering discovery of the aberration of light
Aggiunto al nastro di tempo:
Data:
26 nov 1725 anni
Adesso
~ 300 years ago