2020-10-24, 05:36
Smile, wave: Some exoplanets may be able to see us, too
Three decades after astronomer Carl Sagan suggested that Voyager 1 snap Earth's picture from billions of miles away -- resulting in the iconic Pale Blue Dot photograph - two astronomers now offer another unique cosmic perspective: Some exoplanets -- planets from beyond our own solar system - have a direct line of sight to observe Earth's biological qualities from far, far away.
https://www.sciencedaily.com/releases/20...140931.htm
Three decades after astronomer Carl Sagan suggested that Voyager 1 snap Earth's picture from billions of miles away -- resulting in the iconic Pale Blue Dot photograph - two astronomers now offer another unique cosmic perspective: Some exoplanets -- planets from beyond our own solar system - have a direct line of sight to observe Earth's biological qualities from far, far away.
https://www.sciencedaily.com/releases/20...140931.htm