21–40 of 47 results
Smartphone polar alignment

Astrophotography: Tips & Techniques

Daylight Polar Alignment Made Easy

Try this easy technique to roughly polar-align your telescope mount during the day using your smartphone and a planetarium app.

Steve's pink ribbon

Stargazer's Corner: Adventures Under the Night Sky

Meet Steve, the Friendly Neighborhood Aurora

The story of Steve, the mysterious pink-ribbon aurora, shows how citizen scientists are making important contributions to research and discovery.

Comet Hale-Bopp above the Pyramids

Stargazer's Corner: Adventures Under the Night Sky

Comet Hale-Bopp’s Ancient Spectacle

Astrophotographer John Goldsmith chronicles his travels during Comet Hale-Bopp's famous apparition 20 years ago. His images capture what ancients might have seen 4,200+ years before.

Stargazer's Corner: Adventures Under the Night Sky

A Teachable Moment: When the Moon's Shadow Came to Angola

A solar eclipse provided the perfect teachable moment in Angola, as students learned about the real sizes and distances of Earth, the Moon, and the Sun.

Aldebaran occultation by Brad Timerson

Stargazer's Corner: Adventures Under the Night Sky

A Remarkable View of Aldebaran's Occultation

A lucky group of Canadian observers got to witness remarkable events as the Moon slid past Aldebaran on the night of March 4th.

Before-after views of iPhone red filter square

Stargazer's Corner: Adventures Under the Night Sky

A Better Red-Light Filter for Your iPhone

By tapping into some little-know settings, you can make your iPhone use a red screen all the time at night and preserve your dark adaptation.

Covers of The Strolling Astronomer

Stargazer's Corner: Adventures Under the Night Sky

The Strolling Astronomer Celebrates 70 Years

Still active today, the Association of Lunar & Planetary Observers and its journal got their start on March 1, 1947.

50th Anniversary AL Programs

Stargazer's Corner: Adventures Under the Night Sky

Fifty Years of the Astronomical League Observing Programs

The Astronomical League, one of amateur astronomy's best institutional resources, has awarded more than 10,000 observing certificates since 1967.

Family Fun with Sky Watching

"Star Deck": It's All in the Cards

Here's a great free download that uses a deck of playing cards to introduce you to the night's sky's constellations in a fun, entertaining way.

Orion StarBlast 4.5 in a library

Stargazer's Corner: Adventures Under the Night Sky

"Library Telescope" Program Takes Off

From humble beginnings in 2008, a simple idea — equipping libraries with loaner telescopes — has caught on across the United States.

Star-naming fact sheet

Stargazer's Corner: Adventures Under the Night Sky

Staracle: A Free Star-Naming Service

"Name a star" businesses are approaching their holiday peak. But since personal star names won't be formally recognized anyway, you might as well do it for free.

Spektrum front cover

Stargazer's Corner: Adventures Under the Night Sky

Spektrum: A Pro-Am Journal for Spectroscopy

If you're interested in how celestial objects reveal themselves simply by analyzing their light, you'll enjoy this free online international journal.

Star Walk

Stargazer's Corner: Adventures Under the Night Sky

Harrison Bay State Park's Star Walk

Inspired by a project featured in Sky & Telescope, Richard Clements and the Barnard Astronomical Society constructed a Star Walk in Harrison Bay State Park, Tennessee.

Acadia starlight

Stargazer's Corner: Adventures Under the Night Sky

Econ 101: Protecting Acadia's Dark Skies

To help maintain the beautifully dark skies over Maine's Acadia National Park, this Master's thesis analyzed how the region's economy and other policy issues would be affected by stricter lighting regulations.

AR Scorpii: white dwarf and red dwarf binary

Stellar Science

Amateurs Help Discover Pulsing White Dwarf

Amateur astronomers worked together with the pros in the discovery of the pulsing white dwarf in the variable system known as AR Scorpii. Hear from Josch Hambsch, one of the amateurs on the team, on what it was like to take part.

Stargazer's Corner: Adventures Under the Night Sky

The Town-Sized Milky Way Project

I turned my town into a model of the Milky Way Galaxy for my high school astronomy project.

Stargazer's Corner: Adventures Under the Night Sky

Sketching Celestial Observations

Why, and how, you should sketch your observations through a telescope.

Stargazer's Corner: Adventures Under the Night Sky

Binocular Stargazing Catalog

Wondering what to look at in the night sky with your binoculars? Start with this binocular stargazing catalog with 150 bright, deep-sky objects.

Omega Centauri from southwestern New Mexico

Stargazer's Corner: Adventures Under the Night Sky

How To Get a Glimpse of Omega Centauri

Among globular clusters, the immense Omega Centauri is widely regarded as the most impressive in the sky. Its deep southern location makes this object challenging to spot — but it can be done, as Italian observer Giuseppe Pappa explains.

Stargazer's Corner: Adventures Under the Night Sky

High School Student Discovers New Exoplanet

Dominick Rowan, a senior in the Science Research program at Byram Hills High School in New York, helped discover a Jupiter-mass exoplanet in a 6.5-year orbit around its star and calculate the frequency of Jupiter analogs in other systems.

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