Like clouds in the sky, nebulae take many shapes. What do you see here? "A grinning one-eyed skull? Actually a complex planetary nebula around a dying star," writes NASA. This is planetary nebula ...

An active star-forming region, NGC 2467, is sometimes referred to as the "Skull and Crossbones Nebula," because dust, gas and bright young stars are bound into the form of a grinning skull.