41–60 of 83 results
Gemini on Sky Atlas 2000.0

Stargazing Basics

Usando un Mapa con Su Telescopio

Lo esencial de la navegación por el cielo con un telescopio y atlas de estrellas.

Stargazing Basics

Seleccionando Su Primer Telescopio

Cada año millones de personas compran telescopios, pero pocas tienen una buena idea de qué deben buscar (o evitar) cuando vayan en busca de su instrumento nuevo.

Stargazing Basics

Transparency and Atmospheric Extinction

Even when the air is perfectly clear, a significant fraction of starlight is lost in the atmosphere. And when there's a lot of haze or your target is close to the horizon, atmospheric extinction is a major problem.

Stargazing Basics

Forecasting Haze

Here are links to some websites that can help you predict where and when you'll get good transparency for deep-sky observing.

Star Wheel

Family Fun with Sky Watching

How to Make a Star Wheel the Simple Way

Would you like to be able to navigate your way around the night sky with confidence? Using this simple, easy-to-make Star Wheel, you can "dial the sky" for any time or date.

Astronomy and Stargazing Projects

Make a Star Clock!

A quick download, some scissors, and a paper fastener are all it takes to use the stars to tell time.

Family Observing

Family Fun with Sky Watching

Stargazing, Family Style

Exploring the night sky is a fun activity for kids of all ages — and it doesn’t require a lot of planning or equipment.

Astronomy and Stargazing Projects

How to Make a Sundial the Simple Way

Sundials are amazingly simple yet effective devices. They range from sticks planted in the ground to precision-machined marvels costing thousands of dollars. The design shown here can be constructed in minutes from materials lying around your house, but it's surprisingly accurate.

Relaxation at the Winter Star Party

Family Fun with Sky Watching

Party with the Stars

Want to gaze at the Milky Way all night or peer into the eyepiece of a 12-foot-tall telescope? Then escape the city lights and head for the nearest “star party.”

Stargazing Basics

Constellation Names and Abbreviations

Here's all the essential information about the 88 constellations.

Stargazing Basics

The Greek Alphabet

Here's a handy guide to the Greek letters that are used on star charts.

Collimate Newtonian Reflector

DIY: Astronomy Projects & Guidance

How to Align Your Newtonian Reflector Telescope

Accurate optical alignment is neither difficult, mysterious, nor time-consuming. In fact, it's only three steps away.

ready for the stars

Stargazing Basics

The Observatories of Sky & Telescope

The backyard observatories of our editorial staff run the gamut from the elegantly simple to the luxuriously complete.

dome sweet dome

Stargazing Basics

Our Stairway to the Stars

Ever since we first became serious about astronomy more than 20 years ago, we dreamed of having our own backyard observatory.

di Cicco Observatory

Stargazing Basics

Think Big (and Small)

My current observatory is a multilevel structure. It began as a plan to mount my telescopes on the roof of a small barn on the property.

warm air from mirror

Stargazing Basics

How to Successfully Beat Atmospheric Seeing

"Seeing" — the atmospheric quivering that fuzzes out high-power views — is the bane of every telescope user. Here's how to minimize its impact.

A Real Mover

Learning About the Sky

Getting Started in Astronomy

An easy guide to exploring the universe is just a quick download away. This PDF document contains valuable tips for beginner stargazers, a detailed Moon map, and six bimonthly star charts for either the Northern or Southern Hemisphere.

Orion Nebula

Celestial Objects to Observe

Fuzzies in Your Future:
An Introduction to Deep-Sky Objects

Ready to voyage beyond the Solar System? Here's what you can see.

Spectral types of stars

Stargazing Basics

The Spectral Types of Stars

Without its spectral type, a star is a meaningless dot of light.

Stargazing Basics

The Stellar Magnitude System

Why do larger numbers mean less light? Here's the story of astronomy's odd but beloved scheme for describing star brightnesses.