NamesQuestion Mark Nebula, NGC 7822
Size23'
Ra00h 01m 08.58s
Dec+67° 25′ 17.0″

NGC 7822, also known as the Question Mark Nebula, is a young star forming complex in the constellation of Cepheus. The complex encompasses the emission region designated Sharpless 171, and the young cluster of stars named Berkeley 59.1

Question Mark Nebula

Photo Details

TelescopeSeestar S-30-pro
Dates2026-09-05, 2026-09-09
Integration time3h 55m one shot color (OSC - UV/IR cut) for stars + 4h 26m HOO (red hydrogen Hα, green and blue from oxygen OIII) from the Seestar LP filter, treated as 20 nm Hα and 30 nm OIII narrowband.

Footnotes

  1. Wikipedia