This image shows Neptune observed ... where a dark spot can be seen to the upper-right. Then we see images at specific wavelengths: 551 nanometres (blue), 831 nm (green), and 848 nm (red); note ...
“Always look at a star chart because it’s quite tricky to identify—even Galileo mis-identified Neptune as a star—because it’s never bright enough to spot with the unaided eye.
New Images Reveal What Neptune and Uranus Really Look Like Jan. 4, 2024 — Neptune is fondly known for being a rich blue and Uranus ... Mysterious Neptune Dark Spot Detected from Earth for ...
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