JUN 6, 2006
NGC 6164: A Bipolar Emission Nebula
JAN 24, 2009
The Bubble Nebula
MAY 7, 2009
A Halo for NGC 6164
OCT 30, 2009
The Bubble and M52
SEP 2, 2010
The Bubble Nebula
SEP 14, 2011
The Bubble and M52
AUG 4, 2012
The Bubble Nebula
OCT 27, 2012
A Halo for NGC 6164
DEC 14, 2013
The Bubble Nebula
MAY 22, 2014
A Halo for NGC 6164
OCT 2, 2014
The Bubble Nebula
SEP 25, 2021
The Bubble and the Star Cluster