Popular Astronomy


Join the SPA Now

Moon Today

The phase of the moon for today. Updates every 4 hours
Courtesy U.S.N.O.

Sky Tonight


See how the sky will look tonight with our Sky Chart

Popular Astronomy

Popular Astronomy Magazine - July-September 2017
See what's in the July-September 2017 edition of 'Popular Astronomy' magazine. Click the cover to find out.

Follow popastro on Facebook 

Follow popastro on Twitter 

2011-04-30: Spacecraft I have known and loved - John Zarnecki

London meeting, 30 April 2011

To view the video at a larger size on the Vimeo site, click on the title below the window. 

Prof. John Zarnecki: Spacecraft I Have Known and Loved from Society for Popular Astronomy on Vimeo.