What does the green laser seen on earth mean, according to NASA

2023-04-21 10:42:47

Various cameras for the observation of meteorites installed near Mount Fuji, in Japan, accidentally captured the laser beams of NASA’s ICESAT-2 satellite on September 16, 2022 when it passed over the Japanese country. Know its meaning according to NASA.

What does the green laser seen on earth mean, according to NASA?

And it is that the light is an ICESat-2 satellite that is in charge of measuring the thickness of the ice at the poles and how the sea level rises. “This is the first time the ICESat-2 team has seen images of the satellite’s green laser beams being transmitted from orbit to Earth,” ICESat-2 instrument scientist Tony Martino said in a statement.

In this process, cameras need laser light to reflect off something to be seen from a particular side, with weather conditions playing a crucial role. During the night that ICESat-2 flew over the city of Fuji, there were plenty of clouds to scatter the laser light, making it fully visible to cameras but not so much to block the light completely.

Thanks to the precise location of the satellite in space, added to the location of the lightning strike, the cloudy conditions and the coordinates of where the Fujii cameras were installed, NASA has been able to reveal that the light rays came from the ICESat-2 laser.

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