Today is Tuesday, Oct. 21, the 294th day of 2025 with 71 to follow. The moon is new. Morning stars are Jupiter, Mars, Neptune ...
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Rogue planet discovery reignites solar system stability debate
Astronomers are abuzz with the discovery of a rogue planet, 2MASS J05325346+0919037, which is set to pass within 0.05 ...
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Spinning a top within a top
Showing how a smaller top can spin inside a larger one, revealing surprising insights into rotation and stability.
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