The famous Blinking Planetary Nebula (NGC 6826) in Cygnus offers a unique experience. The name comes from the odd optical effect you get when switching between normal and averted vision.

This Hubble image shows ESO 455-10, a planetary nebula located in the constellation of Scorpius. The color image is composed of near-infrared and optical observations from Hubble’s Wide Field ...

10 Beautiful Planetary Nebula Images by NASA’s Hubble. Delicate wings of hot gas spew from a dying star, showcasing a stunning planetary nebula 2,500-3,800 light-years away.

ABSTRACT Up to now, 10 planetary nebulae have been regarded as halo planetary nebulae (halo PNe). We obtained low‐ and moderate‐dispersion spectra of the spatially resolved halo planetary nebula H4‐1 ...

Most planetary nebulae are round — or close to it — but the Robin’s Egg Nebula (NGC 1360) in Fornax stretches that rule. It appears twice as long (6.5′) as it is wide, with the long axis ...

The planetary nebulas shown here are NGC 6543, also known as the Cat's Eye, NGC 7662, NGC 7009 and NGC 6826. This image was released Oct. 10, 2012. X-ray Emission Image of Planetary Nebula Gallery ...