The space between stars is dotted with twisting towers studded with stars, unblinking eyes, ethereal ribbons, and floating bubbles. These fantastical shapes, some of the universe’s most visually ...
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What Is a Nebula?

Hubble Telescope image of the Horsehead Nebula. Credit: T.A.Rector (NOIRLab/NSF/AURA) & Hubble Heritage Team (STScI/AURA/NASA ...
The article details various types of deep-sky objects observable by amateur astronomers, including double stars, variable stars, open and globular star clusters, emission, planetary, and reflection ...