David Grinspoon on ‘Oumuamua, the first interstellar object seen entering the solar system: it's really quite bizarre.
Discover what the May 2018 issue of Sky & Telescope has to offer.
A controversial 1950 book by Immanuel Velikovsky declared that our neighbor world was spawned by Jupiter 3,500 years ago and nearly struck Earth — twice.
Discover what the April 2018 issue of Sky & Telescope has to offer.
New Horizons' next target, 2014 MU69, was hard to find and remains a bear to pin down, but persistence has paid off.
Discover what the March 2018 issue of Sky & Telescope has to offer.
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.
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.
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.
Discover what the February 2018 issue of Sky & Telescope has to offer.
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.
Discover what the January 2018 issue of Sky & Telescope has to offer.
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 study magnetic fields and star…
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.
These three important, prototypical variable stars will hold your attention for nights on end: Delta Cephei, Mira, and Algol.
Searching for that perfect astronomy-themed gift for a friend or loved one? Look no further, we've got you covered, with globes, atlases, calendars, and much more! Top 5 Editors' Picks 1. Celestial Globe ($99.95) This 12-inch freestanding globe allows you to explore the stars with an “inside-out” perspective that closely matches what you see in…
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 joys of observing variable stars are predictably wonderful. Learn about these inconstant stars which are consistently delightful.
How We See Space: Juno at Jupiter, Machine Learning in Astronomy, Sketching the Stars, and Understanding Surface Brightness — S&T's December 2017 issue
An extraordinary encounter with the stars: the most peacefully (yet still stirringly) wondrous is the sight of a clear, dark sky filled with stars.
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.
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...
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.
Learn how to sketch the Orion Nebula at the telescope from Sky & Telescope Contributing Editor Howard Banich's experience.
Can you spot September's Binocular Highlight from Mathew Wedel — spiral galaxy NGC 7331? Grab your binoculars and find a nice dark sky spot.