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Full Harvest Moon - OFA

Full Moon for September 2019

The full Moon for September 2019 is once again the “Harvest Moon.” See what this means—plus, Moon...
Full Beaver Moon - OFA

Full Moon for November 2019

Here’s all you need to know about the full Moon for November—also, called the Full Beaver Moon....
Full Cold Moon - OFA

Full Moon for December 2019

The Full Moon for December 2019 rises on the 12th! Traditionally, this Moon was called the Full...
Full Hunter's Moon png - OFA

Full Moon for October 2019

When is the full Hunter’s Moon 2019—and what does this mean? Plus, find your Moon phase dates, Best...
Full Sturgeon Moon - OFA

Full Moon for August 2019

The Full Sturgeon Moon rises! Learn more about the Full Moon of August 2019—including Moon phase...
Venus, the Moon, Jupiter

First Dawn of 2019: Three Planets and Moon Align

Want to welcome 2019 in grand style? So happens, the year begins with an eye-catching celestial...
January 2019 Sky Map

Sky Map: January 2019

Look up! Our printable sky map for January 2019 helps you navigate the stars and constellations! ...
Hen in the snow

Setting Chicken Eggs by the Moon's Sign

Setting chicken eggs by the Moon? Here are best days to set eggs for 2019/ According to tradition,...
Moonrise

Full Moon on The Winter Solstice

Since 1793, when the Almanac began tracking heavenly events and seasonal changes, the Moon has been...
Solstice December

Winter Solstice 2018 Brings a Full Moon and Meteor Shower!

Winter solstice 2018 brings a wonderful weekend of night sky wonders—a full Moon, a meteor shower,...
Earth At Aphelion

What are Perihelion and Aphelion?

The Earth is closest to the Sun—or, at the perihelion—about 2 weeks after the December Solstice ...
Night Sky

December 2018 Night Sky Guide

Which planets can be seen in the night sky? In the Sky Watch for December 2018, Bob Berman...
Rainbow in Winter

Weird Science! Seven Strange Science Facts

Let’s do something different, and mix sky-stuff with weird science! Ready? Here are seven strange...
Twilight Sky

What Exactly is Twilight? The Three Different Types

Twilight. The word evokes gorgeous colors. But what exactly is twilight? And did you know that...
Comet 46P/Wirtanen

2018’s Brightest Comet Comes Closest to Earth December 16

Comet 46P/Wirtanen is 2018’s brightest comet and comes closest to Earth on December 15–16, 2018—...
Geminid Meteor Shower Over Thailand

Geminids 2018: How to See the Geminid Meteor Shower December 13

The finest meteor shower of 2018—and perhaps the best night sky sight this year—happens on Thursday...
geminid-meteor-shower

Geminid Meteor Shower 2018

Get ready for Geminids 2018! The Geminid meteor shower will put on a fantastic show the evening of ...
December 2018 Sky Map

Sky Map (Star Chart): December 2018

See this printable sky map for December to navigate the skies!  This December, the Moon serves as a...
Green Comet

What is a Comet? Comet Facts

Comets are quite the celestial spectacle. Would you believe that they are simply pieces of dusty...
December 2018 Sky Map

Sky Map (Star Chart): December 2018

See this printable sky map for December 2018 to navigate the skies! This month, we let the Moon...
Mars InSight Landing

Why Go to Mars? Water, Life, and Exploration

Mars is still brilliant at dinnertime—just as the latest InSight probe has begun sending us...
Darkest Day of Year

When Is the Darkest Time of the Year?

Did you know that early December is when the darkest days of the year occur? It’s a major winter...
Night Sky

November 2018 Night Sky Guide

Mid-November, the Moon pairs up with Saturn and Mars. Venus gets brighter. And another meteor...
Orion Constellation

How to See Orion: The Hunter Constellation

In December, many people start to notice Orion the Hunter in the night sky.  It’s one of the most...
Utah Moon

Moon Glossary: Lunar Terms and Definitions

Our Moon glossary includes definitions of lunar terms that are commonly used on Almanac.com. You...
November 2018 Sky Map

Sky Map (Star Chart): November 2018

See this printable sky map for November 2018 to navigate the skies! This month, what is the ...
Embedded thumbnail for Planting by the Moon

Planting by the Moon

Many gardeners swear by Planting by the Moon, a technique that’s said to produce larger, tastier...
crescent Moon

Full Moon and Good Luck

Can the Moon change your luck? According to Moon lore, in many cases the full Moon brings good luck...
Full Moon on Halloween

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...
Pleiades Star Cluster

The Seven Sisters at Halloween

It’s an annual autumn ritual: The reappearance of the glorious Seven Sisters. During Halloween week...
Hunter's Moon

Hunter's Moon 2018: Will It Be Bigger, Brighter, And Redder?

The Full Hunter’s Moon rises on Wednesday, October 24! This is one of the two full Moons that enjoy...
Black Hole

How to Spot the Black Hole Above You

Would you like to find not one, but two black holes? You’ve come to the right place. That place is...
Star Gazing

October 2018 Night Sky Guide

Here are highlights of the October 2018 night sky! We’ll help you spot bright planets, meteor...
SkyMap October 2018

Sky Map (Star Chart): October 2018

See this printable sky map for October to navigate the skies and look for Camelopardalis and...
New England Foliage

Fall Foliage Map 2018

See our new fall foliage map for peak times across America. Help us add to this foliage map with...
Harvest Moon

Why Tonight's Harvest Moon Appears to Shine On—For Days!

Let’s set the record straight about the Harvest Moon. It’s not bigger than other full Moons. It’s...
Waxing Crescent Moon

Moon Meets Four Planets September 11 to 19

Over the upcoming days, see the Moon visit four bright planets–for the last great conjunctions of...
An Autumn Sunset

Sky Watch: September 2018

Welcome to your September 2018 Sky Watch. We’ll help you spot the best night sky events of...
Harvest Moon and Plane

What Is a Harvest Moon?

In 2018, the Harvest Moon falls on September 24. But what is the Harvest Moon and why is it so...
SkyMap September

Sky Map (Star Chart): September 2018

See this printable sky map for September to navigate the skies and look for Algol, the “Demon Star...
Black Hole

Where in Space Are We Headed?

Want to be amazed? Look skyward on the next clear night. With your own eyes, you’ll be able to see...
woolly-bear-caterpillar-winter

Woolly Bear Caterpillars and Weather Prediction

The woolly bear caterpillar—also called woolly worm and fuzzy worm—has the reputation of being able...

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