Astronomical Applications Department, Data Services

http://aa.usno.navy.mil/data/

From the US Naval Observatory, the Data Services page offers an outstanding array of overall data for sun and moon phases and movements.  Includes information on the exact dates and times for the Earth’s seasons from the year 2000 to 2020, further down the home page.

Advertisements

Leave a Reply

Please log in using one of these methods to post your comment:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s