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Sky & Telescope Magazine

Inside the January 2020 Issue

The January 2020 issue of Sky & Telescope examines what might be living under Mars's surface and reviews the long legacy of the Spitzer Space Telescope.

Sky & Telescope Magazine

Inside the December 2019 Issue

The December 2019 issue of Sky & Telescope reveals what scientists have learned about Neptune and Uranus since Voyager 2's flybys, Martian weather, and the growth of astronomy since 1900.

November 2019 Sky & Telescope

Sky & Telescope Magazine

Inside the November 2019 Issue

See what the November 2019 issue has to offer.

Study in contrasts

Beyond the Printed Page

King Clusters: Table of Cluster Data

Here you'll find a table of cluster parameters to accompany Al Lamperti's and Frank Colosimo's article on observing the King Clusters that appeared on page 60 in the November 2019 issue.

Sky & Telescope October 2019

Sky & Telescope Magazine

Inside the October 2019 Issue

Read more about the October 2019 issue of Sky & Telescope.

Beyond the Printed Page

Nebulae in Perseus: Target Coordinates

If you're looking for the coordinates and other data on the targets covered in October's Bright & Dark Clouds in Perseus you've come to the right place.

Sky & Telescope Magazine

Inside the September 2019 Issue

See what September's issue has to offer.

Sky & Telescope Magazine

Inside the August 2019 Issue

In our August 2019 issue, find out how astronomers revealed the X-ray universe. Plus, spot asteroids with binos and explore the deep sky with a small scope.

Sky & Telescope Magazine

Inside the July 2019 Issue

In Sky & Telescope's July 2019 issue, we focus on the Moon: celebrating the 50th anniversary of Apollo 11 and looking forward to see what the future holds.

Sky & Telescope Magazine

Inside the June 2019 Issue

Find out what the June 2019 issue has to offer.

Sky & Telescope Promotions

Star Trails: Long-Exposure Nightscape Live Webinar

Attend our live webinar on star trail nightscape photography with Babak Tafreshi and learn the tricks for capturing star trails that stand out from the pack.

Sky & Telescope Magazine

Inside the May 2019 Issue

Discover what the May 2019 issue of Sky & Telescope has to offer.

Beyond the Printed Page

Billion-Light-Year Club: Further targets for Going Deep May 2019

Did you enjoy chasing down targets billions of light-years away after reading Going Deep in the May issue? Here are more targets for your enjoyment.

Beyond the Printed Page

Deep-Sky Wonders: The Jewels of Spring

The colors of stars are often compared to those of precious gemstones, with the coolest stars as our rubies and the hottest as sapphires. But how red or blue do they really look? In the May 2019 issue, Sky & Telescope Contributing Editor Sue French offers a look at some…

Sky & Telescope Magazine

Inside the April 2019 Issue

Discover what the April 2019 issue of Sky & Telescope has to offer.

Beyond the Printed Page

Galactic Cirrus: Shimmering Clouds

Galactic cirrus (clouds of interstellar dust) is challenging to observe, but Mel Bartels shows us how in the April 2019 issue of the magazine.

Beyond the Printed Page

Sky & Telescope Errata 2019

The editors of Sky & Telescope make every effort to provide accurate information, but errors do sometimes slip through. We correct all mistakes online as well as printing corrections in the magazine. So if you see something questionable in the magazine, check below to see if it's a known problem.…

Sky & Telescope Magazine

Inside the March 2019 Issue

Discover what the March 2019 issue of Sky & Telescope has to offer.

Sky & Telescope Magazine

Inside the February 2019 Issue

Discover what the February 2019 issue of Sky & Telescope has to offer.

Sky & Telescope Promotions

Live Webinar: Nightscape Photography Guide 2019

Prepare for the most photogenic sky events of 2019 — join Sky & Telescope's live webinar on Thursday, January 10th at 1:00 p.m. EDT with Babak Tafreshi.

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