Amateur Astronomer & Astrophotographer

Capturing the Cosmos
One Frame at a Time

My name is Walt Watson and I'm an amateur astronomer & astrophotographer in Cape Cod. I post regularly across all my social media pages — Bluesky is where you'll find me most, so that's the best place to start!

Tonight's Sky ↓

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Welcome to My Website!

Hi, I'm Walt Watson — an amateur astronomer and astrophotographer living on Cape Cod with a lifelong passion for the night sky. I've been doing astrophotography for several years now, and this site is my little corner of the internet where I can share that journey with you.

I regularly post new images and updates across my social media pages on Bluesky, Instagram, Facebook, and X. You'll find everything from wide-field Milky Way shots to close-ups of nebulae and galaxies captured from my front yard.

Thanks for stopping by — clear skies!

My Setup

A lot of people ask what equipment I use, so I figured I'd dedicate a post to it. Here's my current setup:

My narrow field setup:

Telescope: SVBony SV503 102ED — a 102mm f/7 apochromatic refractor. The ED (extra-low dispersion) glass allows this doublet refractor to approach the performance of more expensive 3 element instruments.

Camera: ZWO ASI533MC Pro — a dedicated one-inch square-sensor astronomy camera with a built-in cooling system. The cooling reduces thermal noise during long exposures, which makes a huge difference when imaging faint nebulae and galaxies.

Mount: ZWO AM5 — a harmonic drive equatorial mount. Unlike traditional gear-driven mounts, the harmonic drive is virtually backlash-free and incredibly precise, allowing for accurate tracking of celestial objects over long imaging sessions.

My wide field setup:

Telescope: SVBony SV555 Petzval Astrograph

Camera: ZWO ASI2600MC Pro — a larger format camera than the ASI533MC Pro.

Mount: ZWO AM3 harmonic drive equatorial mount. Unlike traditional gear-driven mounts, the harmonic drive is virtually backlash-free and incredibly precise, allowing for accurate tracking of celestial objects over long imaging sessions.

All of this is set up in my front yard here on Cape Cod. Clear skies don't come every night, but when they do I make the most of them!

Walt Watson's narrow field and wide field telescope setups
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Upcoming Astronomical Events

Tonight's Sky

Cape Cod, MA

Moon & Weather

Monthly Moon Calendar

Live Cloud Coverage

14-Day Imaging Forecast

Dark Sky Calendar

Best Nights This Month

Sky Conditions

Filter Recommendations

Space Weather & Atmosphere

Tonight's Target Visibility & Sky Chart

Altitude over time for all visible targets — updates when you toggle the treeline or scope filter. The dashed pink line marks the 10° imaging floor; blue shading is astronomical dark.

How many targets are in each quality tier per hour tonight — taller green bars mean more excellent targets available at that hour. The ★ marks the best hour to be imaging. Highlight a target to see which tier it falls into each hour.

Angular distance between each target and the moon throughout the night. Below 15° (red band) is unusable; below 30° (orange) is risky for faint targets. Highlight a target to see its closest approach and hourly values.

All targets currently above the horizon — labeled dots are tonight's best picks. The dashed ring marks the 15° imaging floor. North is up, East is right.

Tonight's Top Targets

Planets

Galaxies

Nebulae

Dark Nebulae

Star Clusters

Molecular Clouds

Comets

Coming Into Season

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