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Sky & Telescope Magazine

Inside the April 2018 Issue

Discover what the April 2018 issue of Sky & Telescope has to offer.

2014 MU69

Chasing the Elusive 2014 MU69

New Horizons' next target, 2014 MU69, was hard to find and remains a bear to pin down, but persistence has paid off.

Sky & Telescope Magazine

Inside the March 2018 Issue

Discover what the March 2018 issue of Sky & Telescope has to offer.

Beyond the Printed Page

Going Deep March 2018: AGN Finder Charts

Explore distant supermassive black holes with these finder charts for "Ancient Photons from AGN" by Al Lamperti, which appeared in the March 2018 issue of Sky & Telescope.

Sky & Telescope Magazine

January's Total Lunar Eclipse

On Wednesday, January 31, 2018, the first total lunar eclipse in more than two years graces the skies above North America. The Western United States, including Alaska and Hawaiʻi, has the best view.

exploring the moon

Lunar Hall of Fame

Beginning in 1645, obsessed observers drew maps of the Moon's face in ever-greater detail. These observers made it into the author's Lunar Hall of Fame.

Sky & Telescope Magazine

Inside the February 2018 Issue

Discover what the February 2018 issue of Sky & Telescope has to offer.

Beyond the Printed Page

Sky & Telescope Errata 2018

Despite every effort to make every issue error free, mistakes occasionally make their way into print. Here's a list of known ones for 2018.

Sky & Telescope Magazine

Inside the January 2018 Issue

Discover what the January 2018 issue of Sky & Telescope has to offer.

Thames, southern England, and France

Beyond the Printed Page

Balloon Astronomy: From Launch to Landing

Balloon astronomy is really taking off, writes Laura Fissel (NRAO) in the February 2018 issue of Sky & Telescope. She should know — as a member of the adventure-prone Balloon-borne Large Aperture Submillimeter Telescope (BLAST) team, she has been involved in multiple balloon telescope launches, part of her effort to…

Binocular Highlight

NGC 253: The Silver Coin Galaxy

This November, point your binoculars towards the Silver Coin Galaxy — NGC 253, also known as the Sculptor Galaxy, is one of the brightest galaxies to spot.

Sky & Telescope Magazine

A Thrilling Trio of Variable Stars

These three important, prototypical variable stars will hold your attention for nights on end: Delta Cephei, Mira, and Algol.

Binocular Highlight

Star Clusters: Four for the Road

Using binoculars, find these four clusters that will fit comfortably in the same field of view — observe part of the structure of the galaxy made visible.

Cetus — Till Credner

deep sky wonders

The Inconstant Star

The joys of observing variable stars are predictably wonderful. Learn about these inconstant stars which are consistently delightful.

Sky & Telescope Magazine

Inside the December 2017 Issue

How We See Space: Juno at Jupiter, Machine Learning in Astronomy, Sketching the Stars, and Understanding Surface Brightness — S&T's December 2017 issue

Sky & Telescope Magazine

Stellar Splendor: An Extraordinary Encounter

An extraordinary encounter with the stars: the most peacefully (yet still stirringly) wondrous is the sight of a clear, dark sky filled with stars.

Sky & Telescope Magazine

The Vagaries of Crater "Tweens"

Some lunar impacts have characteristics that make them neither "simple" nor "complex." Think of them as the “young adults” of the Moon’s crater population.

celestial calendar

The Drama-Ridden Couple of R Aquarii

R Aquarii may look like a normal pulsing red giant — but it has a lot more going on around it. Its next episode of weirdness may begin soon...

Sky & Telescope Promotions

Join S&T's Live Webinar for Deep-Sky Imaging

Learn how to get the most out of your astro-imaging equipment with this informative live webinar hosted by S&T contributing editor Richard S. Wright, Jr.

Beyond the Printed Page

Sketching the Orion Nebula

Learn how to sketch the Orion Nebula at the telescope from Sky & Telescope Contributing Editor Howard Banich's experience.