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PFRAstro
Exploring the universe one photon at a time.

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Latest image

A Butterfly Divided by Dust

IC 1318 · 43 h integration

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Observatory idle

Recent work

Full gallery
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A Cluster Carving Its Own Cavity
Iris Nebula - Signed.png
A Flower Made of Dust and Starlight
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A Pinwheel in Ursa Major
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The Great Globular Cluster in Hercules
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The Heart of the Virgo Cluster
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Fire and Ice in Auriga

What’s new

  • Sep 19, 2026GALLERYA Butterfly Divided by DustIC 1318
  • Jul 27, 2026GALLERYA Cluster Carving Its Own CavitySH2-86
  • Jun 22, 2026GALLERYA Flower Made of Dust and StarlightNGC 7023
  • Jun 15, 2026GALLERYA Pinwheel in Ursa MajorM101
  • Jun 15, 2026BLOGBack Under the StarsGetting back under the stars after a long, cloudy stretch. A thirty-minute drive to dark skies at Camp Floyd, Utah, two moonless nights, and finished images of M101, the Pinwheel Galaxy, and M13, the Great Globular Cluster in Hercules.

From the blog

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Back Under the Stars

Image Processing · Jun 15, 2026 · 4 min

Back Under the Stars

Getting back under the stars after a long, cloudy stretch. A thirty-minute drive to dark skies at Camp Floyd, Utah, two moonless nights, and finished images of M101, the Pinwheel Galaxy, and M13, the Great Globular Cluster in Hercules.

The Great Orion Nebula: Measuring Progress in Imaging and Processing

Image Processing · Jan 20, 2026 · 6 min

The Great Orion Nebula: Measuring Progress in Imaging and Processing

A three-stage journey through the Orion Nebula, tracing my growth in astrophotography from a smart telescope to a full mono LRGB + narrowband workflow, and the lessons learned processing a 45-hour HDR image with nearly 3,000 exposures.

PFR Sentinel: From Pier Anxiety to a Purpose‑Built Tool

Python Program · Jan 2, 2026 · 8 min

PFR Sentinel: From Pier Anxiety to a Purpose‑Built Tool

I built PFR Sentinel because I was tired of logging into a remote observatory just to see if my pier was okay. What started as a small script became a purpose-built tool shaped by community feedback and vibe coding.