Book
"Targeting Hidden Gems,"  Sky & Telescope,
October 2012

"Going Against the Grain," Sky & Telescope,
September 2011

"Shooting Low," Sky & Telescope, July 2010

"Imaging Planetary Nebulae:  Overexpose
Luminance to Reveal Faint Outer Halos,"  
AstroPhoto Insight, February/March 2010

"Build an Astro-Shed," Astronomy, November
2004

"Learning Curves,"  Sky & Telescope, May
2004

"Deep Sky Success,"  Astronomy, April 2004

"Importance of Pupil Size,"  Sky & Telescope,
July 1997
Music:  Teach your Children
Photo Credits
Star Cluster M52 and Bubble Nebula, Astronomy, April 2004
Cone Nebula, Sky & Telescope, May 2004
Star Clusters M35 & NGC 2158, Astronomy, April 2005 & March 2007
Whale and Hockey Stick Galaxies, Astronomy, Nov 2005
Star Cluster M67, Astronomy, March 2007
Star Cluster M103, Astronomy, March 2007
Galaxy M109, Astronomy, March 2008
Galaxies NGC 3729 and NGC 3718, Astronomy, July 2008
Stephan’s Quintet, Astronomy, October 2008
Hickson 44 Galaxy Cluster, Astronomy , October 2008
Medusa Nebula, Astronomy, March 2009
Blackeye Galaxy M64, Astronomy, March 2009
Star Cluster M37, Astronomy, October 2009
Galaxy NGC 2841, Astronomy, October 2009
Blinking Planetary NGC 6826, Astrophoto Insight, Feb 2010
Ring Nebula M57, Astrophoto Insight, February 2010
Blue Flax NGC 1514, Astrophoto Insight, February 2010
Cat's Eye NGC 6543, Astrophoto Insight, February 2010
The Blue Oyster NGC 1501, Astronomy, June 2010
Omega Centauri, Sky & Telescope, July 2010
Globular Cluster M22, Sky & Telescope, July 2010
Helix Nebula, Sky & Telescope, July 2010
Lagoon Nebula M8, Sky & Telescope, July 2010
Sculptor Galaxy NGC 253, Sky & Telescope, July 2010
Thor's Helmet, Sky & Telescope, July 2010
Trifid Nebula M20, Sky & Telescope, July 2010
Galaxy Trio in Leo, Astronomy, April 2011
 *2010 Astronomy Deep Sky Image of the Year
Crystal Ball Nebula NGC 1514,
   Astronomy's Spectacular Universe, Summer 2011
Horsehead and Flame Nebulae, Sky & Telescope, September 2011
Pinwheel Galaxy M33, Sky & Telescope, September 2011
Deer Lick Galaxy Group, Astronomy, November 2011
Open Cluster NGC 2477 - C71, Astronomy, February 2012
Sliced Onion Galaxy NGC 3344, Astronomy, May 2012
Eskimo Nebula, Sky & Telescope, October 2012
Little Dumbell Nebula, Sky & Telescope, October 2012
Owl Nebula, Sky & Telescope, October 2012
Blinking Planetary, Sky & Telescope, October 2012
Ring Nebula, Sky & Telescope, October 2012
Dumbbell Nebula, Sky & Telescope, October 2012
Helix Nebula, Sky & Telescope, October 2012
NGC 6781, Cover of Sky & Telescope, Octover 2012
Annular Eclipse, Astronomy, May 2013
Articles