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Space
Space
Science
Sharmila Kuthunur

To calibrate telescopes on Earth, NASA's launching an 'artificial star' to orbit

A red-light hued domed observatory beams four lasers, violet, indigo, yellow and green, from an opening in its roof into the night sky which connect to a large satellite in the sky.

Come 2029, skywatchers can glimpse at least one "star" in the sky made by humans.

Earlier this week, NASA announced plans to place a small satellite in Earth orbit at a little over 22,000 miles (35,400 kilometers) above our planet's surface — far enough for the satellite to mimic a real star to telescopes on Earth. Scientists say the satellite, named Landolt, wouldn't be bright enough to be seen with the unaided eye, but if you happen to have a personal telescope at home, you may be able to spot a shoebox-sized object hovering above the United States in a stationary position.

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