SUNSET: 
AAS Quasquicentennial: Celebrating 125 Years in 2024
The American Astronomical Society is celebrating its 125th anniversary. Visit the AAS site to learn more about this exciting milestone.
Annular Solar Eclipse Dazzles Watchers Across North America
The weekend's solar eclipse dazzled observers throughout the U.S. and Mexico. Sky & Telescope editors and contributing editors report.
Where to Watch the October 14th Annular Solar Eclipse Online
If you can't see the annular solar eclipse in person, we've got some online viewing opportunities for you.
"Ring of Fire" Solar Eclipse Comes to the Americas on October 14th
A solar eclipse will soon grace the skies over the Americas. On Saturday, October 14, 2023, the Moon will cross in front of the Sun, covering at most 90% of it — the remaining 10% will appear as a blazing “ring of fire” around the Moon’s black silhouette.
A Banner Year for the Perseid Meteor Shower
It’s August and that means one of the year’s most beloved celestial events will grace the skies. The Perseid meteor shower peaks this weekend on Saturday night−Sunday morning, August 12−13.
Eclipse Apps, Books, Videos: Resources for the 2024 Total Solar Eclipse
Find some of our favorite resources for the April 8, 2024, solar eclipse, including apps, video explainers, children's activities, and books.
Countdown Begins for the Great North American Solar Eclipse!
On Monday, April 8, 2024, the Moon will pass directly between Earth and the Sun, creating a total solar eclipse like the one that crossed the United States on August 21, 2017. At T minus 1 year, the countdown has begun!
The Northeast Astronomy Forum Is Back in 2023
The Northeast Astronomy Forum in Suffern, NY, welcomes visitors from across the world on April 15–16, and we'll be there — will you?
New Observations Reveal Galaxies Near and Far
Astronomers at this month's big winter conference explored intriguing small galaxies at various points in cosmic history.
The Moons of the Solar System
Not so long ago, astronomers thought only a few dozen moons orbited the planets of our solar system. Today, the total count tops 170!
Observing Report: Moon Occults Mars
Sky & Telescope editors report their observations of last night's celestial event: Mars grazing or disappearing behind the Moon.
See Bright Mars Wink Out Behind the Moon
The night of December 7–8 will be an exciting one for fans of the Red Planet. Not only will Mars be at opposition, but the full Moon will blot it out of the sky for many locations on Earth.
Get Ready for Tuesday's Total Lunar Eclipse
The total lunar eclipse of November 8th favors western North America, but the whole continent will enjoy much of the spectacle, provided skies are clear.
Two Solar Eclipses Are Coming to America
Exactly one year from today, the first of two major solar eclipses just six months apart will occur over the Americas.
Planet Parade to Grace the Dawn Sky this Month
All five naked-eye planets will line up in the dawn sky in June. Not only that, they’ll also be in their proper order from the Sun.
Total Solar Eclipse: April 8, 2024
[wpcdt-countdown id="255507501161"] On April 8, 2024, North America will be in for a real treat: a total solar eclipse. That’s when the Moon will blot out our nearest star for lucky viewers along a narrow strip of land that stretches from central Mexico, across Texas, up through New England, and…
S&T Authors Win Science Journalism Awards
Two Sky & Telescope authors have won prestigious awards recognizing excellence in science journalism.
Sunday Night's Total Lunar Eclipse
North American skywatchers can see the Moon turn a reddish hue as it flirts with Earth’s shadow on the night of May 15–16.
Four Things to Know About the Next Solar Eclipse
Prepare for the 2020 solar eclipse with these basic facts and other resources.
How to Watch a Solar Eclipse Safely
Our star is an amazing object to observe, whether by eye or with optical aid. These time-tested tips will let you see the solar disk worry-free.
