The Sun has been unusually quiet lately. Since the start of 2017, only a single tiny sunspot has made a brief appearance on the solar disk.
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.
The gas giant is emerging in the glow of dawn sporting an tumultuous North Temperate Belt.
The National Oceanic and Atmospheric Administration (NOAA) predicts a strong chance of geomagnetic activity tonight, October 13–14.
Capture stunning nightscapes with expert advice from Babak Tafreshi - join our live webinar on Monday, August 22nd.
Sky & Telescope is starting a series of webinars with premier astrophotographers that have a look in each of the image-processing software on the market today: our first is an overview of PixInsight with guest expert Warren Keller.
The North East Region of the Astronomical League (NERAL) announces the presentation of the prestigious 2015 NERAL Walter Scott Houston award to former Sky & Telescope editor Dennis di Cicco.
Sky-Watcher's AZ-EQ5 GT Mount ($1,649), a multi-purpose Go To telescope mount, is equally useful as a German equatorial mount, or operating in alt-azimuth mode.
DayStar Filters introduces the Quark ($995), a compact solar hydrogen-alpha filter for fast refractors.
Sky & Telescope's third annual trip to Iceland, this time accompanied by Equipment Editor Sean Walker, provides a fantastic opportunity to photograph the aurora borealis.
This weekend features the world's largest astronomy expo, the Northeast Astronomy Forum (NEAF), in Suffern, New York.
Astro Devices introduces the Nexus DSC ($449.95), a digital setting circle computer for your telescope.
See Hawai'i by starlight through the lens of premier astrophotographer Rogelio Bernal Andreo. His first book, Hawai‘i Nights, documents his island adventure.
An anomalous “cloud” imaged by amateurs in 2012 has puzzled astronomers, spurring some to suggest it was at inexplicably high altitudes above Mars’s surface.
Donald C. Parker, a planetary imaging pioneer, passed away in Miami, Florida on February 22, 2015.
Vixen’s New Sphinx SX2 German Equatorial Go To mount ($1,599) features precision motors and a hand controller.
Meade Instruments unveils its new Series 5000 Mega Wide Angle eyepieces, featuring an expansive 100° apparent field of view.
Starlight Xpress announces the Lodestar X2 Autoguider ($649), a tiny imaging and autoguiding camera.
Thousand Year Canon of Solar Eclipses: 1501 to 2500 is a comprehensive catalog of essential characteristics of each of the 2,389 solar eclipses occurring throughout this 10-century period, and Thousand Year Canon of Lunar Eclipses: 1501 to 2500 documents 2,424 lunar eclipses in the same time frame.
Baader Planetarium unveils its newest series of narrowband imaging filters specifically designed for fast astrographs.
iOptron's Universal Smartphone Eyepiece Adapter ($58) allows users to take snapshots of the Moon, planets, the Sun (with proper filtering), and even some of the brightest deep-sky objects.
Now you can have all the Messier, NGC, and IC catalog objects available at the push of a button for your dual-mounted telescopes - Jim's Mobile Incorporated now offers encoders and hardware to mate its popular NGC-MAX positioning computer to the Explore Scientific Twilight II alt-az telescope mount (a complete kit with NGC-MAX computer sells…
Author and world-renowned astrophotographer Thierry Legault teaches you the art and techniques of astro-imaging in his book Astrophotography ($39.95, or $31.95 in eBook format).
JTW Astronomy announces the Spectra-L200 ($1,830), a slit spectrograph for amateur telescopes. Explore stars, nebulae, and distant quasars from your backyard.