Here is an RGB image of a planetary nebula in the constellation Cepheus at a distance of approximately 5500 light years. It was discovered by William Herschel on November 3, 1787.
The link to Wikipedia show a Hubble image and explain the cause of its "elliptical" shape, as may be a double star.
https://en.wikipedia.org/wiki/NGC_7354

Time: 23:11UT 2025-08-22 Exp.15 x 125sec ( 5XRGB )
Tel. 0.254m f/5.8 ST-10XME CCD @ -25°C 0.95"/pix
Odd Trondal Obs.code 238 (Uranium). Oslo Norway.