May 2012
M T W T F S S
« Jan    
 123456
78910111213
14151617181920
21222324252627
28293031  

Pages

Oh, No! Not the return of the Mars in August email :-(

Size comparison of Mars (at closest and furthest approach) and the moon

See Mars and the moon near one another in mid August

2010 marks the eighth annual return of 2003′s Mars In August email.

The email always says something about Mars appearing as large as the moon, but there are annual variations to the [...]

Moonrise over Chuckwalla Mountain

Moonrise over Chuckwalla Mountains July 3, 2010 about 11:30 p.m.

Third quarter moon, a half hour later

My small 70mm Televue Ranger was used for the moon images

Summer dark sky observing means short nights, and it’s usually too hot for comfort in the Colorado desert location we love. But Mojo and I decided [...]

A morning comet

Use a chart like this to locate where to look for your object

Can you find the constellation Perseus and comet McNaught in Mojo’s lovely skyscape?

Mojo's photo of Comet McNaught

Quick comet sketch with notes. See the long ion tail, the bright coma, and the short dust tail in my sketches

Comet C/2009 [...]

A Ten Planet Night

LCROSS impact in crater Cabeus October 09 2009

Rough sketch of LCROSS impact area

finished sketch of Cabeus and environs

E. A. Whitaker 1954 sketch

Mojo and I started to setup his 14.5-inch f/4.8 Litebox reflector at 3:30 a.m. on LCROSS impact morning. There were marine layer clouds at that hour, but by the time we were set up it was clear [...]

A day in the life of the moon

This was one of the first astronomy articles I wrote. It was published in the Sidewalk Astronomers newsletter about 20 years ago. My mom, Barbara Miller drew the little lunar phases which accompanied the writeup. I’ve scanned the original article and it’s linked at the bottom of this blog page. Here’s my [...]