Smile, wave: Some exoplanets may be able to see us, too

ScienceDaily
Oct 21, 2020, 2:09 pm144 pts
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…

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