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  • BBC Sky at Night

    CAPTURE

    Oct 22, 2020 3 minutes

    Catch Neptune and its largest moon, Triton

    A careful balance of settings is required to capture the Solar System’s outermost planet

    Neptune is a tricky target for astrophotography: being such a distant planet it appears small and dim from Earth. To be fair, as it typically hovers at mag. +7.8 it’s only dim compared to its Solar System neighbours.

    For imaging the brighter planets, it’s normal to use a high frame rate camera configured for short exposures. By capturing frames at a rate of tens (or

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