By Hassan Dadashi Arani | 2025-08-31
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The Dumbbell nebula, M27, NGC 6853
On 08/30/2025 11:55 pm by Steven Bellavia | Website | Smithfield, VA
The Dumbbell Nebula, M 27, NGC 6853, also known as the Apple Core Nebula, is a planetary nebula - glowing gases that surround a white dwarf, the remains of a star. Our sun may one day look like this. It is in the constellation Vulpecula, at a distance of about 1400 light-years. This object was the first planetary nebula to be discovered; by Charles Messier in 1764. It has a visual magnitude 7.5 and a diameter of about 8 arc-minutes.
TS-Photoline 115mm, f/7 triplet apo refractor
ZWO ASI 294MM Pro
Antlia Edge 4.5nm Ha and OIII filters
SkyWatcher EQ6R-Pro equatorial mount
40 x 240 seconds Ha
35 x 240 seconds OIII
Registered, integrated and processed in PixInsight and Canon Digital Photo Professional
