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  • How Astronomers Correct for Atmospheric Distortion in Starlight
    Here are two ways astronomers overcome the distortion of starlight caused by Earth's atmosphere:

    1. Adaptive Optics: This technique uses a deformable mirror to counteract the atmospheric distortions in real-time. Here's how it works:

    * A laser beam is projected towards the sky, creating an artificial "star" high in the atmosphere.

    * This artificial star's light is analyzed to detect the distortions caused by the atmosphere.

    * The information is used to adjust the shape of the deformable mirror, correcting the distortions in the light from the actual astronomical object being observed.

    2. Space Telescopes: By placing telescopes above Earth's atmosphere, we eliminate the atmospheric distortion entirely. This is the primary advantage of telescopes like the Hubble Space Telescope. Space telescopes can:

    * See sharper images in visible light, ultraviolet light, and infrared light (which are all heavily absorbed by the atmosphere).

    * Study objects without the limitations of weather, clouds, and light pollution.

    Let me know if you'd like to delve deeper into either of these methods!

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