The nebula is classified as both a reflection nebula, as it is reflecting the light of a nearby star — and as an emission nebula, as it releases radiation. Both effects are caused by the ...

The Hubble Space Telescope searches the universe to understand how planets, stars, and galaxies form. Recently, it captured ...

This spectacular star-forming region is one of the first images from the new Vera C. Rubin Observatory in Chile.

Learn more about how the Vera C. Rubin Observatory will capture more of our stunning universe.

Hubble captures three infant stars lighting up a blue nebula, with a secret protostar forming in a shadowed disc below.

Reflection nebula. Clouds of dust and gas that are lit-up by nearby stars are called reflection nebula. That scattering of light is sometimes called “nebulosity” and it’s most famously seen ...

Harder to discern without a telescope is the reflection nebula surrounding the cluster. Emission Nebulae. Many nebulae have high-energy stars inside, or a massive explosion in their past.

NGC 7129 is a reflection nebula (Image Credit: Adam Block/Mount Lemmon SkyCenter/University of Arizona). As we continue to break new ground in the field of cosmology, the importance of carefully ...

The Iris Nebula (NGC 7023) is an odd reflection nebula surrounding a magnitude 7.4 star, SAO 19158, in the constellation Cepheus. Skip to content Introducing the all-new Astronomy.com Forum!

The ESA has released a new Hubble image of a cosmic nursery known as NGC 1999, which features a keyhole-like void in the center.

Many scientific terms are very specific, but the term nebula is, well, nebulous. In a very generic sense, it simply means a fuzzy thing. But there are a wide variety of astronomi ...