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Cosmic Bytes
Independent astronomy journalism
Big Stories. Dark Skies. Cool Science.
Clear, sourced stories about the universe—made for curious people who still look up.
Featured story · Cosmic Bytes
Why Telescope Prices Are Rising — And What You Should Do About It
Telescope prices are climbing due to tariffs, supply chain shifts, and demand. Here's what's driving the increase and how to buy smart.
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Deep Dives
Ripples from the Big Bang: How the Oldest Light Reveals Everything
In 1965, two engineers heard a hiss they couldn't explain. It was the oldest light in the universe — and the tiny ripples in it became every galaxy, star, and planet that exists.
Cosmic Bytes
The Night Sky Is a Time Machine — Here's How It Works
The night sky is a time machine you use by accident. Every photon you see is a piece of history — the Moon is 1.3 seconds old, the nearest star is 4 years old, and distant galaxies predate Earth.
Observatory Watch
Rubin Observatory: How Amateurs Can Ride the 10-Million-Alert Firehose
The Vera C. Rubin Observatory will transform amateur astronomy. Here's how citizen scientists can tap into the LSST alert stream.
Field Guide
2026 Meteor Showers Guide: Every Shower, Peak Date & Viewing Tips
Every major meteor shower in 2026 — peak dates, expected rates, moon interference, and viewing tips. From the Quadrantids to the Geminids, here's when to look up.
SkyNotes
StarPixels Sky Notes: Week of September 9–16
Weekly sky notes for September 9–16: what to look for, best observing windows, and notable celestial events this week.
Deep Dives
The Great Filter: Why the Galaxy Is Empty
There should be thousands of advanced civilizations in our galaxy. The math says so. We've found nothing. Robin Hanson called it the Great Filter — a wall almost nothing gets past.
Deep Dives
Earth Is a Moving Target With a Force Field | StarPixels
Earth is not the safe center of the story. It's a fragile spacecraft with oceans, weather, a molten engine, and a magnetic shield — racing through a crowded, dangerous, beautiful system at 67,000 mph.
Observatory Watch
10 Million Alerts a Night: How to Ride the Rubin Observatory Firehose
The Vera C. Rubin Observatory will generate 10 million alerts per night. Here's how the data pipeline works and why it matters for astronomy.
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