The Planetary Nebulae season is still here.
Here is a planetary nebula in the constellation Cygnus, it looks like a 7 week old fetus visible on an ultrasound image.
2. image is standard RGB. 1. image is H-Alpha, G & O-III.
It is at a distance of approximately 2800 light years.
https://en.wikipedia.org/wiki/NGC_7008

It was discovered by William Herschel in 1787
https://en.wikipedia.org/wiki/William_Herschel

Time: 22:57UT 2026-05-06 Filter & Exp. R(14x30) G(8x65) B(16x125)Sec
Tel: C14 @ f/4.1 ST-7 CCD @ -25°C 1.28"/pix Paramount GT-1100S

Time: 22:57UT 2026-05-06 Filter & Exp. H Alpha(9x125) O III(11x125)Sec
Tel: C14 @ f/4.1 ST-7 CCD @ -25°C 1.28"/pix Paramount GT-1100S
Odd Trondal Obs.code 238 (Uranium). Oslo Norway.

I used H-Alpha & O III filter in the animation (O III is emission from thin O++ plasma and H-Alpha, from H+ plasma ( Often called H II regions ) ), and remember "Physics is everything" ref. Don Lincoln