361–380 of 513 results

Deep Sky

Observing the Great Orion Nebula

This star-studded pool of misty light provides a feast for observers.

The Moon's southern highlands

Celestial Objects to Observe

Take a Moon Walk Tonight

Explore the Moon with binoculars or a telescope.

Jupiter and GRS

Celestial News & Events

How to See Jupiter: Big, Bright, and Beautiful

Jupiter, the King of Planets, is a captivating sight no matter how you look at it.

Orion Nebula

Celestial Objects to Observe

New Telescope? Learn How to Use a Telescope and See Amazing Sights

Thousands of telescopes are given and received as gifts during the holidays. But once you've assembled your new treasure, then what? The editors of Sky & Telescope show you where to look first.

Saturn and its rings

Celestial Objects to Observe

Viewing Saturn: The Planet, Rings and Moons

Viewing Saturn is an old favorite for every telescope user. Here's a guide to seeing all that you can see on the ringed planet.

Celestial Objects to Observe

A Saturn Almanac

Spectacular Saturn is a perennial favorite of telescope users everywhere. Click here to find printable data on the positions of Saturn's rings and planets.

Leonid fireball

Celestial Objects to Observe

The Basics of Meteor Observing

Here are a few hints to enhance your meteor-watching experience.

Geminid meteor

Meteors

Advanced Meteor Observing

Meteor studies have relied heavily on amateur observers for more than a century. They still do. Here are some tips and suggestions on how to plan a meteor watch.

Lunar 100

Moon

The Lunar 100

As the moon wanes in the gibbous phase in the nights to come, see if you can find and observe some of 100 of Charles Wood's classic lunar hit list, including craters, basins, mountains, rilles, and domes.

A bright Perseid meteor

Celestial Objects to Observe

About Meteors

Meteors, meteoroids, meteorites, and fireballs — keep all these look-alike terms straight.

Rising Moon

Moon

Where Does the Phrase "Once in a Blue Moon" Come From?

We'll see a "blue Moon" next Friday, but what does that mean? From the Middle Ages to the game of Trivial Pursuit, a folklorist explores the origin of the phrase.

Variable Stars

The Top 12 Naked-Eye Variable Stars

Lurking in the seemingly changeless constellations are a few inconstant stars that pulse and eclipse. Here are a dozen variables that are easy to observe.

Occultations

Occultation Web Resources

Occultations of stars and planets by the Moon and asteroids are exciting to watch, and amateur occultation timings can have real scientific value. But first you need to know what occultations will be happening in your area.

Celestial Objects to Observe

Digging Deep in M33

The Triangulum Galaxy shows more detail through backyard telescopes than any other galaxies except the Magellanic Clouds and our own home, the Milky Way. But M33's treasures don't just jump out and grab your eye. To see them, you need dark skies, patience . . . and this guide from the December 2004 issue of Sky & Telescope.

Edgar Wilson Award plaque

Celestial Objects to Observe

The Edgar Wilson Award

Thanks to a generous bequest, each year amateur astronomers earn a beautiful plaque and a cash prize for discovering one or more comets.

Variable Stars

Epsilon Aurigae's Eclipse Begins

Robin Leadbeater of Wigton, UK, has reported the first sign of the long-awaited eclipse of Epsilon Aurigae, one of the most remarkable eclipsing variable stars in the sky.

Celestial Objects to Observe

Beta Lyrae

Beta Lyrae, an eclipsing binary, is one of the brightest and easiest-to-find variable stars in the sky.

Space Satellites

Space-Station Frenzy

For a few days each May, you might see the International Space whenever it passes overhead throughout the night.

Mare Orientale high resolution no annotations

Celestial Objects to Observe

Glimpse the Moon's Far Side

You can see 9% more Moon than just what's on the near side — thanks to lunar libration.

Celestial Objects to Observe

Mercury, Messenger, and Observers

As the first images are released from Messenger's flyby of the innermost planet, previous ground-based observations are proving to be surprisingly accurate.