1–20 of 42 results
image brightness change example

Imaging Foundations with Richard Wright

How Focal Ratio Affects Your Astro Images

Understand focal ratio to improve your astrophotography.

Luminance image of M81 and M82

Imaging Foundations with Richard Wright

Tips for Imaging Galaxies from Your Backyard

You don't need a dark-sky location to shoot galaxies — you can capture them from your backyard with these tips.

Reflected starlight

Community Leaders: Notable Astronomers

Giorgia Hofer, Nightscape Astrophotographer

An Italian accountant, captivated by the sky since childhood, learned astrophotography to bring the heavens home with her.

Imaging Foundations with Richard Wright

In Astrophotography, Bigger Is Not Always Better!

Don't be intimidated by astrophotography equipment — modest equipment can do great things.

Astrophotography: Tips & Techniques

A Free Tool for Lucky Imaging

Check out this free astrophotography software package that'll make processing your lucky images — especially of the Sun and Moon — a snap.

Closeup of a modern high speed camera

Astrophotography: Tips & Techniques

Two Ways to Use Video for Astrophotography

Use high-speed cameras to capture spectacular live views of galaxies and high-res images of the Moon and planets.

Raw vs. Polished Image

Astrophotography: Tips & Techniques

Astro-Imaging: The Truth about Raw Data

What "comes off the camera" is remarkably different in astrophotography than most photographers expect coming from a digital camera experience.

Cassiopeia in Ha

Astrophotography: Tips & Techniques

Do Science With Your Astrophotography

Astrophotography can be its own reward, but there are ways to dig deeper. Here are some ways to do quantitative science with your images.

Supernova in a galaxy

Astrophotography: Tips & Techniques

The Scientific Value of "Pretty Pictures"

Even processed images still contain data that's of scientific value.

Fisheye Meteor Shower

Imaging Foundations with Richard Wright

Catch A Shooting Star (with Your Camera)

Catching a falling star is easier than you think . . . when you use a camera!

Imaging the Moon

Astrophotography: Tips & Techniques

Astrophotography: Picking Your Pixels

The drive for smaller pixels comes from wanting more resolution. But in astrophotography, bigger pixels capture more light.

Imaging Foundations with Richard Wright

Backyard Projects for At-home Astrophotographers

Can’t get to your favorite dark sky site? Do not despair, a great many targets and techniques are still available to the backyard imager.

Comet ISON

Imaging Foundations with Richard Wright

Astrophotography: Catching Comets

Photographing comets presents unique challenges to your astrophotography routine. A few straightforward techniques can help.

Astro DSLR

Astrophotography: Tips & Techniques

Astro DSLR Cameras Come of Age

We are now on our third generation of commercial DSLR’s dedicated to astrophotography, and it just keeps getting better.

Bump In the Night

Astrophotography: Tips & Techniques

Astro Photobombs: These Things Can Ruin Your Image

Unexpected vibrations, airplanes, and satellites can ruin your exposures without you knowing it — here's what to look for.

Achieving Balance

Astrophotography: Tips & Techniques

Finding Your (Color) Balance in Astrophotography

Proper color balance is the foundation of a good-quality color image.

Imaging Foundations with Richard Wright

A Few Words on Short Exposures for Astrophotography

As optics and camera technologies continue to improve, just how short of an exposure can we get away with?

Cameras

Imaging Foundations with Richard Wright

CCDs, CMOS, and the Future of Astrophotography

Sure, the days of the CCD are numbered, but don't start planning the funeral just yet. The recent news that OnSemi will discontinue production of CCD sensors (formerly made by Kodak) next year sent shockwaves through the amateur astronomy community. Many proclaimed the end of CCDs in astrophotography. But not…

White Light

Astrophotography: Tips & Techniques

How to Safely Photograph the Sun (and the Transit of Mercury)

Photographing the Sun can be perfectly safe, as long as you take the proper precautions. You can use these techniques to photograph the November 11th transit of Mercury.

Astrophotography: Tips & Techniques

Astrophotography: Color Cameras vs. Monochrome With Filters

Which is better for astrophotography, a color camera or a monochrome camera? Both of course!

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