1–20 of 47 results

Sun

95 Sunrises Along the Columbia Riverbank

Margaret Greenwood explores the changing location of sunrises throughout the year.

Planetary nebula St-Dr-1

Stargazer's Corner: Adventures Under the Night Sky

New Nebula Discovered in Taurus

Amateurs have found and visually confirmed a planetary nebula, St-Dr-1.

Tropic of Capricorn in Chile 2019

Stargazer's Corner: Adventures Under the Night Sky

Where is the Tropic of Capricorn?

A well-traveled geophysicist recounts his curious findings at a prominent geographic benchmark in the Southern Hemisphere.

Line to see Transit of Venus, Turner Farm Observatory,

Stargazer's Corner: Adventures Under the Night Sky

The Making of the Turner Farm Observatory

Amateur astronomer Jeffrey Kretsch tells how a local astronomical society turned a former Cold War missile control site into a thriving observatory park.

Stargazer's Corner: Adventures Under the Night Sky

Las Brisas Observatory: 37 Years and Counting

Can a $400 observatory built from old shipping crates and a dome riding on golf balls withstand the harsh environments of the Rocky Mountains for 37 years?

Total lunar eclipse

Stargazer's Corner: Adventures Under the Night Sky

The Story Behind the Shot: "Super Blood Wolf Moon" Eclipse of 2019

Reader Michael Rossacci shares the story behind his capture of the January 20, 2019, total lunar eclipse.

Stargazer's Corner: Adventures Under the Night Sky

Astronomical Work for an Amateur's Catalog

Amateur astronomer Rick Johnson undertook the monumental task of building his own observatory and compiling a catalog of objects he has observed.

Comet Hyakutake (sketch)

Stargazer's Corner: Adventures Under the Night Sky

Apollo 8: The View from the "Other Side of the Pond"

Fifty years ago today was the launch of Apollo 8: the first manned mission to (and around) the Moon. In England — far from the launch but not the excitement — a young man glimpsed the rocket on its way.

Stargazer's Corner: Adventures Under the Night Sky

Tracking Venus's Retrograde Motion

Inspired by a "Sun, Moon & Planets" column, the author spent the spring of 2017 tracking Venus's retrograde motion across the sky, exploring the relationship between the orbits of Venus and the Earth pointed out by Copernicus.

Stargazer's Corner: Adventures Under the Night Sky

Chile: The Destination for Observing Clear Skies

The authors had the chance of a lifetime to see true dark skies when they joined the June 2018 cohort of the Astronomy in Chile Educator Ambassadors Program (ACEAP).

Stargazer's Corner: Adventures Under the Night Sky

Mars 2018: An Old Friend Returns

The author shares his encounters with Mars at perihelic opposition over the course of his years as an amateur astronomer.

Stellafane observing field

Stargazer's Corner: Adventures Under the Night Sky

When Dusk Descends at Stellafane

A dazzling day greeted S&T Observing Editor Diana Hannikainen when she attended the Stellafane Convention this past August, but it was the dome of night sky that truly sparkled.

Stargazer's Corner: Adventures Under the Night Sky

Wandering

Join the author for a wandering walk through a night's observing. Sometimes it's best to leave your plans behind.

Stargazer's Corner: Adventures Under the Night Sky

rDUINOScope Boiana: DIY Go To Unit

Frustrated with the high cost of a proprietary Go To, the author developed a free, open source, DIY option, rDUINOScope Boiana.

Stargazer's Corner: Adventures Under the Night Sky

Simple Formulas for the Telescope Owner

Simple telescope formulas — how to calculate what you need to know about your telescopes, oculars, and binoculars.

Stargazer's Corner: Adventures Under the Night Sky

Celestial Harvest Showpiece Roster

Download the Celestial Harvest Showpiece Roster, a handy list of 300 of the best deep-sky objects to explore with telescopes from 2- to 14-inches in aperture.

Stargazer's Corner: Adventures Under the Night Sky

An Ancient Eclipse in Ithaca

During the author's May 2017 trip to Kefalonia he learned of an ancient eclipse on the neighboring island of Ithaca with ties to the Odyssey.

Stargazer's Corner: Adventures Under the Night Sky

Low-Tech Astrophotography: Game Boy Camera

Inspired by his love of astronomy and struck by the unique ways in which the Game Boy Camera had been harnessed, Alex Pietrow took to the internet to see what photos of space it had taken. When he found none, he took his own.

Stargazer's Corner: Adventures Under the Night Sky

A Compact, Lightweight Solar Projection Viewer

Learn how to make a travel-friendly solar projection viewer for your telescope — just in time for the eclipse! Each summer I have the privilege to run the Student Telescope Making Program at the Table Mountain Star Party (TMSP). Over the course of a few hours, students assemble telescopes and…

Stargazer's Corner: Adventures Under the Night Sky

A Solar Eclipse Activity for a Sunny Day

Learn about solar eclipses in this DIY solar eclipse activity. All you need is a tape measure, a long stick, a small sphere, and a sunny day.

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