From Universe Today: “Mysterious Flashes Coming From Earth That Puzzled Carl Sagan Finally Have An Explanation”

universe-today

Universe Today

16 May , 2017
Evan Gough

Back in 1993, Carl Sagan encountered a puzzle. The Galileo spacecraft spotted flashes coming from Earth, and nobody could figure out what they were. They called them ‘specular reflections’ and they appeared over ocean areas but not over land.

ESA/Galileo Spacecraft

The images were taken by the Galileo space probe during one of its gravitational-assist flybys of Earth. Galileo was on its way to Jupiter, and its cameras were turned back to look at Earth from a distance of about 2 million km. This was all part of an experiment aimed at finding life on other worlds. What would a living world look like from a distance? Why not use Earth as an example?

See the full article here .

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