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Clouds on a lava planet challenge what astronomers expected

Webb watched lava planet TOI-561 b for 37 hours; it reflects roughly three-quarters of the starlight hitting it.

Webb spent 37 hours watching TOI-561 b (https://phys.org/news/2026-10-clouds-lava-planet-astronomers.html). The planet reflects roughly three-quarters of the starlight that hits it.
Source: https://phys.org/news/2026-10-clouds-lava-planet-astronomers.html
Image credit: none (no image)

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