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What is a Supermoon?
When a supermoon arrives (the next is January 1, 2018), the media goes crazy for it. But is it...
Full Moon for May 2018
Learn more about the Full Moon for May 2018. Why is it called the Full Flower Moon? When is the...
Sky Watch: April 2018
Welcome to the April 2018 Sky Watch! See what to look for in the night sky tonight, including...
What’s the Slowest-Spinning Planet?
Space is famous for zippy activity, like streaking meteors that sail through the night sky. But...
The Moon, Saturn, and Mars Meet on April 6–7
Sometimes the actual sky is so compelling, we’re forced to simply look out the window. Such is the...
Full Moon for April 2018
Celebrate the Full Moon of April 2018! Find out why it’s called the Pink Moon—plus more Moon facts...
What is a Blue Moon?
When is the next Blue Moon? And exactly what is a Blue Moon? There’s some confusion about this...
Sky Map (Star Chart): April 2018
Look up with the April 2018 sky map to navigate the stars and constellations in the night sky. On...
Full Moon for March 2018
On Saturday evening, March 31, the Full Sap Moon rises! This is the second full Moon of the month—a...
Sky Map (Star Chart): March 2018
Look up with the March 2018 sky map to navigate the stars and constellations in the night sky. On...
The Year's Best Conjunction is Sunday, March 18
An unusual thing happens Sunday evening at 7:30 P.M.—a beautiful meeting of the three closest...
Sky Watch: March 2018
Welcome to the March 2018 Sky Watch! See what to look for in the night sky tonight, including...
Full Worm Moon: March
What is the Full Worm Moon? In this video, we explain what the Worm Moon means—plus, fun facts...
How Does the Moon Affect Our Bodies?
In mid-February, the Moon returns to the evening sky. This brings up an ancient puzzle: How does...
Full Moon for February 2018
February’s Moon is called the Snow Moon. However, note that there will not be a full Moon phase...
Full Moon Names
Native Americans’ Full Moon names were created to help different tribes track the seasons. Think of...
Sky Watch: February 2018
Welcome to the February 2018 Sky Watch! See what to look for in the night sky tonight, including...
A Supermoon, Blue Moon, and Lunar Eclipse on January 31
Heard about this “Super Blue Blood Moon” on January 31? Let’s break this down: That’s a Supermoon,...
Stars Crowd Around the Moon This Weekend
Easy astronomy? Deep, profound, cool stuff with no pain? That’s this weekend. On the evenings of...
Full Moon for January 2018
In January of 2018, there are two full Moons. The first full Moon of the year (January 1) is called...
Sky Map (Star Chart): February 2018
Look up with the February 2018 sky map to navigate the stars and constellations in the night sky....
Sky Watch: January 2018
Welcome to the January 2018 Sky Watch! See what to look for in the night sky tonight, including...
Setting Chicken Eggs by the Moon's Sign
Setting chicken eggs by the Moon? Here are best days to set eggs for 2018. According to tradition,...
Best Fishing Days 2018
When are the best fishing times? See our best fishing days on the Almanac’s 2018 fishing calendar, ...
Sky Map (Star Chart): January 2018
Look up with the January 2018 sky map to navigate the stars and constellations in the night sky. On...
Full Moon for October 2018
When is the Full Moon for October 2018? Find dates—plus, why it’s called the Full Hunter’s Moon,...
Full Moon for November 2018
When is the Full Moon for November 2018? See our November Moon Guide—all about the Full Beaver Moon...
Full Moon for December 2017
The Full Cold Moon rises on December 3, 2017! It’s a “Supermoon”—appearing bigger and brighter ...
Sky Watch: December 2017
Welcome to the December 2017 Sky Watch! See what to look for in the night sky tonight, including...
Sky Map (Star Chart): December 2017
Look up with the December 2017 sky map to navigate the stars and constellations in the night sky....
Geminid Meteor Shower 2017
In 2017, the famous Geminid meteor shower will put on a fantastic show! After being washed out by...
Sky Watch: November 2017
Welcome to the November 2017 Sky Watch! See what to look for in the night sky tonight, including...
Halloween Moon | What's the Moon Phase This Halloween?
Ever noticed that Halloween pictures always show a full Moon? But how often does the full Moon fall...
Sky Map (Star Chart): November 2017
Look up with the November 2017 sky map to navigate the stars and constellations in the night sky....
Sky Map (Star Chart): October 2017
Look up with the October 2017 sky map to navigate the stars and constellations in the night sky. On...
The Smiling Moon, Venus, Mars on October 17
Maybe you’ve already seen it. Low in the east, just before dawn—say at 6:15 or so—is the brightest...
What Is a Harvest Moon?
In 2017, the Harvest Moon falls in October. When is the Harvest Moon and why is it so special?...
Full Moon for September 2018
Learn about the Full Moon for September 2018—the Full Corn Moon—plus, see Moon phase dates, Best...
The Far Side of the Moon
We never see the far side of the Moon or what some people call the dark side of the Moon. Do you...
Perseid Meteor Shower
The Perseid meteor shower is one of the greatest meteor shower events of the year. Read on to learn...
Woolly Bear Caterpillars and Weather Prediction
The woolly bear caterpillar—also called woolly worm and fuzzy worm—has the reputation of being able...
Navigating the Night Sky
The wonder of the universe is at your fingertips! Here is how you can use the Almanac to help...
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