Today’s Astronomical Events – April 13th, 2015


The bright star Spica culminates tonight. The brightest star in the constellation of Virgo (the Virgin) it can easily be found by drawing a curved line through the tail of Ursa Major (the Great Bear) and then following that line through Arcturus (in Boötes) and then further down to Spica. A close binary pair of giant stars, they shine with a combined light of  magnitude 1.04, making Spica  the 15th brightest star in the sky. It is approximately 260 light years away. (See March 7th for more information on the constellation Ursa Major.)

(Click on an image to enlarge.)

Map courtesy of Mobile Observatory.



The bright star Spica culminates at midnight tonight. (Magnitude 1.0. Naked eye, Virgo, all night. See image above.)



Events in bold involve objects and/or events that are easily visible with the naked eye.

All times are in Universal Time (UTC). To convert the time to your timezone, click here.

Learn more about upcoming astronomical events in 2015 An Astronomical Year (Kindle Edition) and The Astronomical Almanac (2015-2019) (Kindle Edition and Paperback Edition) and 2016 An Astronomical Year (North American Kindle Edition.)

The Amateur Astronomer’s Notebook allows astronomers to log 150 observing sessions and includes an appendix of hundreds of suggested deep sky objects.

Details of all available books across the world can be found here or by visiting the author’s page on Amazon.

If you have any comments or questions, please feel free to contact me at astronomywriter “at”


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