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Astronomy

Rise & Set

Today's Sun

Sunrise

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Sunset

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Today's Moon Phase

Moonrise

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Moonset

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Sky Watch


Each month, we highlight special astronomical events to help you explore the stars, Moon, and night sky from your own backyard. See the Almanac Sky Watch—and sky map.

Featured Astronomy Articles

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 midday?
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More Featured Articles

Moon Phase Calendar

Full Moon Dates

Get full Moon dates 2013 and Moon phases—customized to YOUR location! Click for the Moon Phase Calendar.

Eclipse Dates for the Next Two Years

Eclipse DatesWhen's the next solar or lunar eclipse? See Eclipse Dates 2013.

Moon Question of the Day

Are there any ancient cultures known to have had a Copernican model of the solar system? More

Moon Folklore of the Day

In the wane of the Moon a cloudy morning bodes a fair afternoon. More

Meteor Showers

Meteor Shower GuideCatch a star! See meteor showers dates for 2013 —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.

Solstices & Equinoxes

Seasons for 2011Mark the start of spring, summer, fall, and winter. See equinox and solstice dates.

Sun Photo Contest

Share your best photos and you could win a prize. Click here to enter the contest.

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

  • 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...
  • Need Information on real Christmas Star (alice knutson)
    Years ago I heard a tv astronomer tell of a star that could only be seen around Christmas time. Some people called it the Christmas star. He told how to find it in the sky and it'...
  • Lunar Weather Trends. (Lunartic)
    Has any one got any findings/observations on certain 'trends' that appear to happen around certain Moon phases/times of year? Take for example the Harvest Full Moon, always strong...