JUN 9, 2003
The Pencil Nebula Supernova Shockwave
JAN 8, 2009
NGC 2736: The Pencil Nebula
SEP 24, 2012
NGC 2736: The Pencil Nebula
MAR 21, 2013
NGC 2736: The Pencil Nebula
JUL 15, 2016
NGC 2736: The Pencil Nebula
AUG 13, 2018
The Pencil Nebula in Red and Blue
APR 14, 2021
The Pencil Nebula Supernova Shock Wave