The final supermoon of the year, known as the Cold Moon, will appear in the sky on Thursday. This full moon will definitely be the brightest object in the night sky this time of the year.
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Night sky, December 2025: What you can see tonight [maps]
Find out what's up in your night sky during December 2025 and how to see it in this Space.com stargazing guide.
The discovery and swift monitoring of asteroid 2024 YR4 earlier this year represented Earth's first real-life planetary defense test.
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