2121–2140 of 2,483 results

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.

Vic

This Week's Sky At a Glance

Sky at a Glance | May 23rd, 2008

Mars, shining in the west after dark, is moving away from the Pollux-and-Castor pair toward the Saturn-and Regulus pair. And big Jupiter rises by midnight: an eerie UFO of a thing in the southeast.

Celestial Objects to Observe

Space-Station Frenzy

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

Vic

This Week's Sky At a Glance

Sky at a Glance | May 16th, 2008

To the unaided eye Mars shines alone in the western evening sky... but binoculars or a telescope reveal that it crosses the Beehive Star Cluster this week.

Observing

Jupiter Goes Moonless

For 18 minutes on the night of May 21-22, the King of Planets will be missing his entire court — as all four Galilean satellites disappear from view.

Vic

This Week's Sky At a Glance

Sky at a Glance | May 9th, 2008

The waxing Moon this week travels from the Castor-Pollux-Mars lineup in the west to the Saturn-and-Regulus pair in the southwest and then all the way over to sparkly Spica in the southeast.

Sky Tour Astronomy Podcast

Your Audio Sky Tour: March 2008

Download this podcast to your MP3 player, and you'll be able to navigate the March evening sky like a seasoned stargazer. Find Mars, Saturn, Orion, the Twins of Gemini, and more! Host: S&T's Kelly Beatty. (6MB MP3 download: running time: 6m10s)

Sky Tour Astronomy Podcast

Your Audio Sky Tour: April 2008

Here's an introduction to the wonders of January evening sky — Orion's last stand, Saturn and Mars, and plenty of springtime carnivores. Host: S&T's Kelly Beatty. (5MB MP3 download: running time: 5m46s)

Vic

This Week's Sky At a Glance

Sky at a Glance | May 2nd, 2008

In the western evening sky, Mars, Pollux, and Castor form up into a straight line and then start curving again. Higher in the southwest, Saturn and Regulus are paired their closest. And on May 4th and 5th, you can try to catch rare opposing crescent moons.

Observing

A Rare Chance To See "Opposing Crescent" Moons

Here's a special challenge for North American skywatchers on Sunday morning and Monday evening. But this one is tough. To prepare for glimpsing Sunday morning's crescent Moon, watch the sunrise on Saturday morning.

Observing

Erratum: Jupiter's Moons for May 2008

The Galilean-satellite events published in Sky & Telescope's May 2008 issue are incorrect. Here's the correct listing.

Sky Tour Astronomy Podcast

Tour May's Sky — By Ear and Eye!

What better way to enjoy May's evening sky sights than to let Sky & Telescope take you on a guided tour?

Observing

Pluto in 2008

Download your free PDF chart to locate the ex-planet Pluto in 2008.

Vic

This Week's Sky At a Glance

Sky at a Glance | April 25th, 2008

The bright Mars-Pollux-Castor triangle, high in the west, is now flattening out to be more of a curved line than a triangle. Watch it change shape daily. High in the south, Saturn and Regulus are now paired their closest. And Jupiter shines before dawn.

Observing

Eclipse Bulletins Available

Details of the next total solar eclipses are yours for the mailing.

Vic

This Week's Sky At a Glance

Sky at a Glance | April 18th, 2008

The eyecatcher of the evening sky is the Saturn-Regulus pair high in the south. Or maybe you'd give that award to the Mars-Pollux-Castor triangle high in the west. And using both of these bright sights, do you know how to find the Head of Hydra?

Vic

This Week's Sky At a Glance

Sky at a Glance | April 11th, 2008

Saturn and Regulus form an ever closer pair high in the evening sky, while Gamma Leonis looks on from their north. The Moon joins the scene on Monday and Tuesday. Meanwhile, Jupiter glares off by its lonesome before dawn.

Sky Tour Astronomy Podcast

Tour April's Sky — By Ear and Eye!

What better way to enjoy April's evening sky sights than to let Sky & Telescope take you on a guided tour?

Vic

This Week's Sky At a Glance

Sky at a Glance | April 4th, 2008

The Moon meets the Pleiades on Tuesday the 8th. Saturn shines with Regulus in an eye-catching pair all month. And when can you last see Venus low in the dawn?

Sky Tour Astronomy Podcast

YourAudio Sky Tour: February 2008

Use this easy-to-follow guide to enjoy what's up in the February sky: Venus and Jupiter dancing in the dawn, Mars riding high among winter's evening stars, and a total lunar eclipse. Host: S&T's Kelly Beatty. (5MB MP3 download: running time: 5m21s)