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Inside the January 2018 Issue
Discover what the January 2018 issue of Sky & Telescope has to offer.
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…
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.
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.
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.
The Inconstant Star
The joys of observing variable stars are predictably wonderful. Learn about these inconstant stars which are consistently delightful.
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
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.
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.
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...
Sketching the Orion Nebula
Learn how to sketch the Orion Nebula at the telescope from Sky & Telescope Contributing Editor Howard Banich's experience.
NGC 7331: Odd One Out
Can you spot September's Binocular Highlight from Mathew Wedel — spiral galaxy NGC 7331? Grab your binoculars and find a nice dark sky spot.
Teach Yourself Machine Learning
Curious about machine learning? Learn about the inner workings of machine-learning algorithms without writing a line of code.
Inside the November 2017 Issue
The November 2017 issue of Sky & Telescope explores our celestial neighbors both near and far. Learn about upcoming missions to Mars, and more!
M17: The Nebula With Too Many Names
Messier 17 (M17) has at least five proper names — Omega Nebula, Horseshoe Nebula, Checkmark Nebula, Swan Nebula, and the Lobster Nebula. Why so many?
Showpiece Doubles
Point your telescope towards these doubles — true gems of the late-summer sky. You don’t even need dark skies or a big telescope to admire them!
Asteroid 22410 Grinspoon: My Rock of Ages
David Grinspoon shares his thoughts on being immortalized far out in the asteroid belt and his namesake, asteroid 22410 Grinspoon.
Hickson Compact Groups
Contributing Editor Ted Forte offers a look at Hickson Compact Groups in the November 2017 issue of Sky & Telescope. In 1982, Canadian astronomer Paul Hickson published a list of 100 compact galaxy groups based on his examination of the Palomar Observatory Sky Survey (POSS) red plates. A compact group,…
Abell 194
Sky & Telescope Contributing Editor Ken Hewitt gives us a guided tour through Abell 194, a visually rich galaxy cluster in Cetus.
Inside the October 2017 Issue
We strive to understand the universe as the universe itself ages. What will the solar system look like in 6.5 billion years? Is there a ninth planet? What is going on in the R Aquarii system?
