Year of the Comet
Comet C/2011 L4 (PANSTARRS)

PANSTARRS information

Comet C/2012 S1 (ISON)

ISON information

Web Extras

30 obscure celestial gems — the details

Here are the "where," "how bright," and "how big" for 30 little known telescope targets.
By Michael E. Bakich
Published: March 29, 2010
May 2010 WE spiral galaxy
Spiral galaxy NGC 6384 stands out because Ophiuchus doesn't contain many bright galaxies.
Photo by Martin C. Germano
In the May 2010 issue of Astronomy, I described 30 obscure deep-sky objects you can find in the summer. Although I mentioned some objects' magnitudes and sizes, I thought some observers would appreciate a complete list of attributes. We didn't have space in the magazine for such a list. I ordered this list according to the way the objects appeared in the story.
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