81–100 of 521 results
Gibor Basri

Famous and Noteworthy Astronomers

Gibor Basri: Brown Dwarf Pioneer

The astronomer’s stellar studies led to the first confirmed discovery of a “failed star” and played a critical role in getting the Kepler Space Telescope off the ground.

Supernova in a galaxy

Astrophotography: Tips & Techniques

The Scientific Value of "Pretty Pictures"

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

Pocket Sky Atlas cover, Jumbo edition

S&T's Astronomy Products

Here’s What’s New in the Pocket Sky Atlas, 2nd Edition

Sky & Telescope presents the second edition of its most popular celestial atlases, the Pocket Sky Atlas and the Jumbo Pocket Sky Atlas!

Famous and Noteworthy Astronomers

Benjamin Banneker: Self-taught Astronomer

The story of astronomer and polymath Benjamin Banneker (1731–1806) is one of dignity and ingenuity against the backdrop of slavery and racism.

Fisheye Meteor Shower

Astrophotography: Tips & Techniques

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.

Astrophotography: Tips & Techniques

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.

Labeled Big Dipper

Observing

The Big Dipper: Hop to Spring's Sky Sights

The Big Dipper is one of the most familiar sights in the Northern Hemisphere’s night skies. You can use its stars to locate other fun targets.

Comet ISON

Astrophotography: Tips & Techniques

Astrophotography: Catching Comets

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

Margaret Burbidge

Famous and Noteworthy Astronomers

Celebrating Astronomer Margaret Burbidge, 1919–2020

The astronomer who taught us we are all made of stardust has passed away after celebrating her 100th birthday on August 12, 2019.

S&T's solar eclipse globe

S&T's Astronomy Products

An Eclipse Globe for the 21st Century

Sky & Telescope, in partnership with Great American Eclipse, presents the first-ever solar eclipse globe — showing the paths of 75 total and hybrid solar eclipses through the year 2100.

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.

a black circle in the middle is surrounded by a ring of light against a dark background

Astrophotography: Tips & Techniques

Eclipse Photography: Reveal Totality in HDR

This innovative astrophotography technique can pull out stunning detail in the solar corona.

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.

Stargazing Basics

A Quick Tour of Orion, the Hunter

The evening sky this week presents a near perfect opportunity to explore winter's marquee constellation, Orion, with binoculars or a small telescope.

Achieving Balance

Astrophotography: Tips & Techniques

Finding Your (Color) Balance in Astrophotography

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

bennu activity

Astronomy Questions & Answers

What are Asteroids, Comets & Meteors?

Asteroids, comets, meteors — what’s the difference? Is a comet just an asteroid with a tail? And what makes a meteor different from the other two?

Astrophotography: Tips & Techniques

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?

Pulsar squiggle

Famous and Noteworthy Astronomers

Jocelyn Bell Burnell: Pulsar Pioneer

In 1967, astronomer Jocelyn Bell Burnell (1943–) discovered the first pulsars — cosmic lighthouses that now enable astrophysicists to probe extreme physics and test general relativity.

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.