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47 million galaxies: A sunning new view of our universe

Monday, April 20, 2026 by Russ Scritchfield

An international team has unveiled a sweeping three dimensional map of the cosmos that brings the distribution of galaxies into sharp relief across much of observable space. Built from the Dark Energy Spectroscopic Instrument, the map charts where galaxies are located and how their positions change ...

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Spectroscope app review

Friday, March 14, 2025 by Richard Harris

Ever heard of spectroscopy? Yeah, some haven't - at least, not in a way that made me think it had anything to do with an iPhone. But as technology keeps pushing boundaries, even amateur astronomers are getting access to tools once reserved for scientists in high-tech labs. Enter the Spectro...

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