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  • NORTHERN LIGHTS TRIP!

    Join us in Alaska to see the aurora borealis from March 17 to 22, 2015. A once-in-a-lifetime trip and an incredibly memorable gift. See itinerary!!

    NORTHERN LIGHTS TRIP

Rise & Set

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Today's Moon Phase

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Moon Question of the Day

I've heard that on May 19, 1780, in the northeastern part of North America, there was a period of... More

Moon Folklore of the Day

If the full moon rise pale, expect rain. More

Featured Astronomy Articles

First Day of Spring 2015: Vernal Equinox

When does spring begin? Astronomically speaking, the March equinox occurs when the Sun crosses the celestial equator on its way north along the ecliptic. In the Northern Hemisphere, the March equinox is known as the vernal, or spring, equinox, and...
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Eclipse Dates


See which eclipses will be visible across North America. See 2015 and 2016 Eclipse Dates.

Sky Watch


Each month, we highlight what's happening in the skies—including bright planets, conjunctions, and meteor showers. Read Sky Watch.

Sky Maps (Star Chart)

Sky Map
Get free, printable Sky Maps (Star Charts) to find your way around the night sky.
View Sky Maps for MARCH.

Meteor Showers

Meteor Shower GuideCatch a star! See meteor showers dates for 2015 —plus viewing tips.

Tide Predictor

Tide Predictor With the Tide Predictions Calculator, find high and low beach tides for any location in the U.S. and Canada for any date.


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Forums

Astronomy Forum

Find like-minded people and friendly discussion. Click on the links below to read recent topics and to post comments.

See more posts in the: Astronomy Forum

  • Lunar crescents following new Moon (Orion)
    Thank you for making Bob Berman's excellent article available from the 2011 Old Farmer's Almanac. To find Bob Berman's article. First, under the Astronomy option: Go to Moon...
  • Angle of the Sun (Marybeth Shipley)
    Hello! I was wondering why the angle of the sun is different in Autumn than in Spring. The Azimuths are the same, but in Autumn the shadows are longer and the light seems...
  • ask jupiter? (mamakat)
    does anyone know what happened to her thread for best surgery dates? i can no longer put off knee replacement and have run out of time so i must get it done next month. i have no...
  • Colors around Moon (hollybattle)
    I remember reading in the almanac what it means when you seen blue or other colored auras around the moon, but I can't remember what it said. Can anyone bring me up to date with...