May 25, 2017

The Discovery of Eris & its Implications

Eris & Dysnomia as seen from Hubble. (Credit: NASA/HST/ESA M.Brown).

As 2010 draws to a close, a quiet discovery was made recently about a fascinating solar system object. January 5th, 2011 will mark the six year anniversary of the discovery of 2003 UB313, which became provisionally known as the planet Xena and then later demoted to the dwarf planet Eris. [Read more...]

AstroEvent: Would the REAL Blue Moon Please Rise?

 

 

A Heavily Photoshoped Blue Moon...(Photo by Author).

   This week, we here at Astroguyz seek to re-ignite the controversy (or do you say non-troversy?) That swirls in some of the more obsessive astronomical circles; just what is a Blue Moon? Modern vernacular states this as simply the “second Full Moon of a calendar month,” but as researchers first point pointed out in a Sky & Telescope article in the March 1999 edition, the history behind the term is much more convoluted. [Read more...]