NGC 7293

Constellation: Aquarius

NGC 7293 (a.k.a. Helix nebula or Caldwell 63) is a planetary nebula in the constellation Aquarius. It is one of the nearest planetary nebulae and is 655±13 Ly away from Earth and is about 10’600 year old. Link to interactive sky chart.

Dates:

This image was taken between August and September 2025

Color palettes: HOO (image 1) and HSO (image 2)

Telescope & Mount:

Planewave CDK14 on a Paramount MX mount.

Imaging:

Camera: PlayOne Zeus-Mono (bin 2×2)

Data:
Ha: 55x900s
O3: 44x900s
S2: 55x900s

Total integration time: 38h 30′