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"Sun"sational Evening on Lake Ontario

The Sun Always Shines at Noon

Have you ever noticed that on an overcast day the sun will often break through the clouds close to ...
Embedded thumbnail for The Full Moon: July

The Full Moon: July

Each month, we will explain the traditional names of the full Moon along with some fascinating Moon...
Guiding Stars

Find Your Way Without a Compass

Long ago, people could find their way in the outdoors without a compass—at night or during the day...
Perplexing Pluto

Perplexing Pluto

You may have heard that Pluto is no longer a planet. Here's the skinny on what was once known as...
Embedded thumbnail for The Full Moon: May

The Full Moon: May

This month, learn about May's Full Flower Moon, how the Moon's phases affect when the fish will...
Embedded thumbnail for The Full Moon: April

The Full Moon: April

Each month, we will explain the traditional names of the full Moon along with some fascinating Moon...
Moonbows

Moonbows

You've heard of “somewhere over the rainbow.” But how about “somewhere over the moonbow”? A moonbow...
Embedded thumbnail for The Full Moon: February

The Full Moon: February

Each month, we will explain the traditional names of the full Moon along with some fascinating Moon...
Embedded thumbnail for The Full Moon: January

The Full Moon: January

Each month, we will explain the traditional names of the full Moon along with some fascinating Moon...
Embedded thumbnail for The Full Moon: December

The Full Moon: December

Each month, we will explain the traditional names of the full Moon along with some fascinating Moon...
Embedded thumbnail for The Full Moon: November

The Full Moon: November

Each month, we will explain the traditional names of the full Moon along with some fascinating Moon...

Weather by the Moon

See the below Weather by the Moon calendar showing what sort of weather will probably follow the...
bright crescent Moon

The Light of the Slivery Moon

The captivating crescent may be the Moon’s most fascinating phase. See why, where, and when it...
Jupiter Planet

Giant Jupiter Pays a Visit

In the latter half of 2010 Jupiter will be making it’s brightest, closest appearance in over 45...
sun-moon

What on Earth is Epact?

Here’s a little something deliciously arcane for those who long for the “simplicity” of life before...
The Moon, Jupiter And Venus Triangle

Astronomy Resources: Star Maps, Sky Views, Telescopes

Whether you're  a beginner sky watcher or a serious astronomer, here are astronomy resources that...
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Earth's Magnetosphere

What is Earth’s magnetosphere? Watch NASA scientist David Sibeck as he explains the workings of the...
Embedded thumbnail for Top 5 Sun Discoveries #4: Seasons of the Sun

Top 5 Sun Discoveries #4: Seasons of the Sun

Learn about the discovery of the eleven-year solar cycle, and it’s importance in predicting the...
Embedded thumbnail for Top 5 Sun Discoveries #3: Auroras

Top 5 Sun Discoveries #3: Auroras

Aurora borealis, otherwise known as the Northern Lights, is a celestial phenomenon that has...
Embedded thumbnail for Top 5 Sun Discoveries #1: Unlocking the Secrets of Space Weather

Top 5 Sun Discoveries #1: Unlocking the Secrets of Space Weather

Watch this video to learn about space weather—the environmental conditions outside of Earth’s...
Embedded thumbnail for Top 5 Sun Discoveries #2: The Heliosphere

Top 5 Sun Discoveries #2: The Heliosphere

When the Voyager II spacecraft crossed the heliosphere, NASA got a new perspective when a picture...
Embedded thumbnail for Top 5 Sun Discoveries #5: The Dynamic Sun

Top 5 Sun Discoveries #5: The Dynamic Sun

This video contains a short history of the observation of the sun, from Galileo’s telescope to...
Embedded thumbnail for The Hubble Telescope

The Hubble Telescope

The Hubble Telescope has been photographing our universe in great detail since it’s launch in 1990...
Embedded thumbnail for Aurora Borealis Revealed

Aurora Borealis Revealed

Aurora borealis, or the Northern Lights, along with Blooming flowers, chirping birds and warmer...
Perigee and Apogee

Perigee and Apogee

Ever heard the terms perigee and apogee? Here is a quick definition. The Moon's orbit periodically...
Proxigean Tides

Proxigean Tides

Earth experiences proxigean tides—an extraordinary tidal range that, when combined with other...
Spring Tides & Neap Tides

Spring Tides & Neap Tides

The following is a explanation of spring and neap tides in relation to lunar and solar cycles....
Decorative Mask

Change of Season Celebrations

For centuries, people have watched the sky for the changes of season and then celebrated with...
Solar Image

The Eight Layers of the Sun

The Sun is Hotter Than Hot! The Sun's temperature varies over time and throughout these seven...
Sun Wolf

The Gravitational Pull of the Sun

The Sun Has a Lot of Pull! The Sun makes up more than 99 percent of the total mass of the solar...
Sunlight From Space

How Fast Does the Sun Move?

The Sun Moves Ver-r-r-y Slowly The Sun is the center of our solar system, but it doesn't stay in...
Sun's Energy

How Much Energy Does the Sun Produce?

The Sun Is a Huge Ball of Energy The Sun is about 865,000 miles in diameter. That's as wide as...
Sunset

What is the Sun Made of?

What's the Sun made of? It's not solid. The Sun is composed of plasma, a material made from...
Horizon Sunset

How Old is the Sun?

The Sun is one of 100 billion stars in our Milky Way galaxy. Scientists estimate that the Sun is...
Full Moon with Ram

Farming by the Moon

The age-old practice of performing farm chores by the Moon stems from the simple belief that the...
fall crescent moon

Moon Lore: Weather

Farmers, sailors, and other sky watchers have long used the Moon to predict the weather. The next...
Dreaming of the Moon

Moon Lore: Dreams

There are many dreams and superstitions about the Moon. Here are a handful to contemplate: To...
Solar Eclipse

Moon and the Gods

The Moon is rich in history and folklore, and to many sky watchers, the Moon is home to the gods....
Moon Dogs

Moon Dogs

Ever seen a Moon dog? When the Moon is low in the sky, a bright “false Moon” (a well-defined saucer...
Oldest Known Moon Photo

The Oldest Moon Photo

The oldest (surviving) photo of the Moon is from 1849. One-hundred-fifty years ago, on the night of...
Moon Travel

All About the Moon

Will man ever return to the Moon? Until then, here are interesting Moon facts about our favorite...
Full Moon with reflection

The Moon's Healing Powers

Not all of the Moon's effects on health are considered negative. Some suspect that the flow of...

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