JUN 12, 2005
M2-9: Wings of a Butterfly Nebula
JUN 18, 2007
Monitoring M2-9
NOV 7, 2008
Cygnus Trio
SEP 10, 2009
The Butterfly Nebula from Upgraded Hubble
OCT 1, 2014
The Butterfly Nebula from Hubble
AUG 19, 2015
Central Cygnus Skyscape
FEB 8, 2017
The Butterfly Nebula from Hubble
MAR 22, 2017
Central Cygnus Skyscape
JUL 21, 2020
Iron in the Butterfly Nebula
MAR 16, 2021
IC 1318: The Butterfly Nebula in Gas and Dust
NOV 21, 2022
The Butterfly Nebula from Hubble
APR 16, 2023
M2-9: Wings of a Butterfly Nebula