Category Skywatching

Skywatching calendars, explainers, and deep dives into the concepts behind the discoveries. Built to last.

What’s Up: December 2025 Skywatching Tips

Overview: A Big Month for Skywatchers December 2025 brings three major celestial events: These events offer some of the best opportunities of the year for backyard observers and telescope users alike. Comet 3I/ATLAS Makes Its Closest Approach — Dec 19…

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James Webb Cosmic Noon Black Hole: Found in a Well-Studied Region of Early Universe
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The LUX-ZEPLIN main dark matter detector, a large cylindrical tank, pictured in a surface lab before its installation nearly a mile underground at the Sanford Underground Research Facility
LUX-ZEPLIN Detector Records Rare Event in Dark Matter Search
What’s Up: December 2025 Skywatching Tips