NGC 6820 and NGC 6823 are two astronomical wonders are located in the constellation Vulpecula, approximately 6,000 light-years away from Earth, and offer a captivating insight into stellar birth and development.
NGC 6820 is an emission nebula, a cloud of ionized gas emitting colorful light due to the presence of young, hot stars at its core. This nebula spans about 50 light-years across and is known for its striking shape resembling a delicate blossom. The glowing hydrogen gas and dust within NGC 6820 offer a breathtaking sight for astronomers and stargazers alike.
Nearby, NGC 6823 complements its sibling by hosting an open star cluster. This cluster consists of several hundred stars, born from the same molecular cloud, all of which are relatively young—only a few million years old. These stars shine brightly, illuminating the surrounding region and providing an awe-inspiring view when observed through telescopes.
Both NGC 6820 and NGC 6823 are valuable targets for astronomers studying star formation and the early stages of stellar evolution. These nebulae provide an excellent opportunity to investigate the influence of massive stars on their environment. Intense ultraviolet radiation from these young and massive stars ionizes the surrounding gas, causing it to emit light. By analyzing the spectra of this light, scientists can determine the composition and physical properties of the nebulae, shedding light on the conditions under which stars are born.
Astronomers have also spotted dark globules within NGC 6820, which may be future sites of star formation. These dusty regions are believed to be in the early stages of collapsing under gravity, eventually giving birth to new stars.
In conclusion, NGC 6820 and NGC 6823 present a mesmerizing celestial display while providing a unique opportunity for astronomers to study the birth and early life of stars. As we gaze upon these beautiful stellar nurseries, we are reminded of the wonders of the universe and the vastness of knowledge that awaits us in the exploration of the cosmos.
Capture Details:
Date Image captured: 7/15/2023
Telescope: William Optics Zenithstar 73
Reducer/Flattener: William Optics Flat6aiii
Filter: Optolong L-Extreme
Camera: ZWO ASI294 MC
Mount: Skywatcher EQM-35 Pro
Total Captured: 35x 300 seconds
Total Time: 2 hours 55 minutes
Capture Software: N.I.N.A.
Guiding: PHD2, zwo asi120mm mini
Processed in: PixInsight
Additional details on Astrobin.com.