41–60 of 884 results
Perseids orbit path Aug 12-13

Press Releases

"Great Show" Predicted for Perseid Meteor Peak on August 12–13

Sky & Telescope magazine predicts that the Perseid shower will be at its peak late on Sunday night, August 12th, and early morning on the 13th.

New Product Showcase

Celestron's Ultimate Astrograph

Celestron announces its flagship astrograph, the 36 cm Rowe-Ackermann Schmidt Astrograph ($12,995). This 14-inch, f/2.2 optical system is designed to record pinpoint stars across a 60-mm image circle.

Mars + Moon on July 25-28 2018

Press Releases

Mars Passes Closest to Earth Since 2003 on July 31st

Early on July 31st, the planet Mars will be closer to Earth than at any time in the past 15 years. It's bright and unmistakable in the southwestern sky after evening twilight.

New Product Showcase

Willmann-Bell's New Observing Guide

Willmann-Bell releases The Night Sky Observer’s Guide Volume 4: The Glories of the Milky Way to -54° by George Robert Kepple ($34.95).

Venus & Moon at 10pm PDT

Press Releases

Crescent Moon & Venus Pair Closely on Sunday, July 15th

The night sky's two brightest object — the Moon and Venus — will appear dramatically close together after sunset on Sunday, July 15th.

New Product Showcase

SkySafari 6

One of the most popular planetarium apps for Apple devices gets a big update. SkySafari 6 (starting at $2.99) once again expands the usefulness of this popular app.

New Product Showcase

Willmann-Bell's Continuing Compendium

Willmann-Bell releases the 5th volume of Annals of the Deep Sky: A Survey of Galactic and Extragalactic Objects by Jeff Kanipe and Dennis Webb ($24.95). The series continues to be the most up-to-date and comprehensive observing guide available in the 21st century.

New Product Showcase

iOptron's Big Piers

iOptron now offers piers for observatories. Each Permanent Pier is capable of supporting loads of up to 163 kg (360 lb) and is available in three heights: 600-mm (23½-inches) for $448, 800-mm for $478, and 900-mm costing $498.

NGC 6240: Cosmic Butterfly

Astronomy & Observing News

60-Second Astro News: A Cosmic Butterfly, How Mars Formed Its Moons, and Surviving a Supernova

A short take on astronomy news finds a cosmic butterfly testing theories of galactic evolution, a new idea for the formation of Mars's moons, and the discovery of a stellar thief that survived a supernova explosion.

Science-based Q&A

The Kavli Foundation Q&A: How Will the TESS Mission Accelerate the Hunt for Livable Alien Worlds?

The just-launched Transiting Exoplanet Survey Satellite (TESS) could soon provide the breakthrough identification of dozens of potentially habitable exoplanets right in our cosmic backyard

Sky & Telescope at NEAF

People, Places, and Events

News & Views from the 2018 Northeast Astronomy Forum

The editors of Sky & Telescope report experiences from last weekend's Northeast Astronomy Forum (NEAF) in Suffern, New York — one of the busiest years ever for the world's biggest astronomy trade show.

New Product Showcase

QHYCCD's Cooled CMOS

QHYCCD announces another addition to its COLDMOS camera series, the QHY367C ($4,399), a 14-bit, full-frame CMOS camera for deep-sky astrophotography.

New Product Showcase

AdventureKEEN's Constellation Book

The award-winning book Night Sky: A Field Guide to the Constellations by naturalist Jonathan Poppele is now in its second edition and available from AdventureKEEN.

New Product Showcase

iOptron's New Centerbalance Mount

iOptron now offers the CEM120 ($3,999), a heavy-duty equatorial head that positions the weight of the scope over its true center of gravity compared to typical equatorial mounts.

Relic galaxy NGC 1277

Astronomy & Observing News

60-Second Astro News: A Relic Galaxy, Changing Ceres & The Aurora Named "Steve"

Hubble reveals a relic galaxy, Dawn sees the surface of asteroid Ceres changing, and scientists probe an auroral phenomenon named "Steve."

Astronomy Questions & Answers

The Kavli Foundation Q&A: A "Living Dead" Star Sheds Light on the Early Universe

A newfound star in a nearby galaxy appears to have cheated death by blowing up at least twice as a supernova. It could be a throwback to the first stars that ever formed.​

binary supermassive black hole

Professional Telescopes

60-Second Astro News: Merging Black Holes, Distant Super-Supernova, and Arecibo's Fate

Supermassive black holes en route to merger have strange dynamics in their gas disks. Astronomers have spotted the most distant spectroscopically confirmed supernova. And NSF decides the fate of the Arecibo Observatory.

Diana Hannikainen

About Sky & Telescope

Diana Hannikainen

Observing Editor Diana Hannikainen is thrilled to join the staff of Sky & Telescope, where she is reconnecting with the night sky that so mesmerized her in her youth. Following an undergraduate degree at the University of Edinburgh in Scotland, Diana decided to explore her Finnish roots, and headed over…

K2-138 planetary system art

Solar System

60-Second Astro News: Exoplanets, Comet 41P & Milky Way Clouds

Citizen scientists have discovered a system of five sub-Neptune planets, NASA scientists follow the spin of Comet 41P, and speedy clouds of gas shed light on the Millky Way's history.

Burnt orange beauty

Press Releases

West Coast Favored for Total Lunar Eclipse on January 31st

The total lunar eclipse on January 31st — the first of two in 2018 — will be a predawn spectacle that favors western North America.

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