A malevolent, screaming skull face. A witch cackling in profile. An all-seeing eye, gazing red and furious from the cosmic depths. Space can be as terrifying as it is beautiful. From nebulas — vast ...

Witches, ghosts, and ghouls don’t just appear on Halloween night — they haunt the cosmos, too. From eerie nebulae to zombie stars, here’s a collection of the most spine-chilling images from space to ...

Never mind the nature of dark matter or the ultimate fate of the universe, let's address a more important question this Halloween. What's the scariest nebula in the sky? I've seen a few in the flesh ...

Halloween as we know it today has its roots in Samhain, when ancient Celts and Druids in the British Isles marked the end of the harvest and the beginning of longer, darker nights. The last day of ...

NASA celebrates Halloween with this image of the Witch Head Nebula, cackling from space and ready to scare spacefaring trick or treaters. And it’s not the only ...

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The Witch Head Nebula is a large, faint interstellar dust cloud in the constellation Eridanus illuminated by nearby Rigel (at right), the 7th brightest star in the sky.