No matter what you call it, Messier 17 is one deep-sky object to which you'll find yourself returning throughout your observing life. In our September 2017 issue, Contributing Editor Howard Banich examined the science and history of Messier 17, an H II region in Sagittarius also known as the Swan Nebula, Omega Nebula, Checkmark Nebula,…
Take 10 minutes with this article and become an eclipse expert for family and friends.
Explore the many "dark" phenomena in the world of astronomy in August's issue of Sky & Telescope: Learn how to photograph an eclipse, read the story of the "mother of dark matter", and find the doubles in Draco!
Learn about some of the asterisms in our night sky. From sharks to dogs, hats to rings, these night-sky patterns will have you seeking more.
If we ever try to live on the Moon, the best locations will be polar mountains bathed in nearly continuous sunlight.
Contributing Editor Matt Wedel offers more double and multiple stars to look for in and around the head of the constellation Draco, the Dragon.
Expand the limits of your own understanding of neutron stars, refractor telescopes, and observing in the July 2017 issue of Sky & Telescope.
Sky & Telescope's third tour to this astronomical paradise in South America wowed its participants day and night. Here's what they saw!
If you're looking for an observing challenge, George Abell's complete catalog of planetary nebulae has you covered. I observed my first planetary nebula by accident. I was moving the optical tube of my new telescope up and down, back and forth, nearing epic levels of frustration as I hunted for anything that didn't look like…
PURCHASE PRINT ISSUE | PURCHASE DIGITAL ISSUE | PURCHASE BACK ISSUES | SUBSCRIBE What is Tabby's Star? Who Discovered the Ring Nebula? Can Life Survive in TRAPPIST-1? Mysteries abound in astronomy, and not all the questions have answers — yet. Tabby's Star is emblematic of the search for truth. This seemingly ordinary star occasionally undergoes…
Study the anatomy of a comet, find colliding galaxies in your night sky, and learn how to cook up a universe — the May issue of Sky & Telescope is here!
Join Sky & Telescope Contributing Photographer Babak Tafreshi for a live webinar to learn the secrets of stunning Milky Way photography.
Follow Curiosity's journey to explore the Red Planet's more habitable past, probe the depths of the Milky Way's dark matter halo, and explore Herschel's ghosts from your backyard - all in the April issue.
Don't miss the chance to see world-class observatories by day and the amazing southern sky by night during next month's astronomy and stargazing tour in Chile.
Why would an amateur astronomer build a standing-stone calendar, thousands of years after the last ones were erected by his distant ancestors in the British Isles?
Some of Sky & Telescope's older DVD and CD back issue compilations have an issue due to Adobe Flash. Here's how to work around the problem.
No matter what your level of interest in planetary exploration, you won't want to miss S&T's live webinar on Saturday, January 28th. Hear Alan Stern's personal take on how NASA's New Horizons spacecraft got to Pluto and what we learned once it got there.
Stellar streams are the remains of dwarf galaxies that once orbited the Milky Way. We showcase here stunning images of these galactic ghosts.
Explore the Milky Way, from its ultra-faint companion dwarf galaxies to its plethora of super-Earths, plus find binocular and deep-sky targets for tonight in the March 2017 issue.
In our March 2017 issue we included a diagram of all small, confirmed exoplanets in their stars’ habitable zones. Here’s the saga of how we decided which planets to put on that list.
Peruse a gallery of ultra-faint galaxies, the subject of Keith Bechtol's feature article in the April 2017 issue of Sky & Telescope. Wide-field surveys are accelerating discoveries of these elusive companions to the Milky Way.
Explore an astronomy revolution fomented 30 years ago by Supernova 1987A and learn how supermassive black holes bind to their galaxies in this issue of Sky & Telescope.
The International Astronomical Union has named an asteroid for Fred Schaaf, longtime Sky & Telescope contributing editor.
Join a live webinar with renowned astrophotographer Babak Tafreshi to learn some advanced techniques that can improve your landscape astrophotography.
Interested in capturing stunning images of the Moon and planets? Join S&T's live astrophotography webinar on Monday, November 21st, and learn what it takes.