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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) Nebulae are all but impossible to spot in the night sky, but you'd never ...
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Nebulae are some of the most beautiful structures to be found in space: vast clouds of dust and gas that are illuminated by light from nearby stars. These regions are often busy sites of star ...
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 ...
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The James Webb Space Telescope has returned spectacular new images of perhaps the most famous nebula in the night sky. The images published today show the Crab Nebula, known as M1, the leftovers of a ...
Planetary nebulae are not planets, but are named for their appearance through early telescopes. Our Sun will become a white dwarf star surrounded by a planetary nebula in the distant future. The Owl ...
Fittingly nicknamed the Dark Wolf Nebula, this cosmic cloud was captured in a 283-million-pixel image by the VLT Survey Telescope (VST) at ESO’s Paranal Observatory in Chile. Located around 5300 light ...