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  1. Nebula - Wikipedia

    Nebulae are often star-forming regions, such as the Pillars of Creation in the Eagle Nebula. In these regions, the formations of gas, dust, and other materials "clump" together to form denser regions, …

  2. What Is a Nebula? | NASA Space Place – NASA Science for Kids

    Sep 25, 2025 · Nebulae exist in the space between the stars—also known as interstellar space. The closest known nebula to Earth is called the Helix Nebula. It is the remnant of a dying star—possibly …

  3. Nebula – Definition, Examples, Types, Facts

    Oct 23, 2024 · Learn about a nebula in astronomy. Discover what a nebula is, types of nebulae, and their role in a star's life cycle.

  4. Nebula: Definition, location and variants - Space

    Jun 17, 2024 · Nebula are giant clouds of interstellar gas that play a key role in the life-cycle of stars.

  5. Nebula | Definition, Types, Size, & Facts | Britannica

    On the basis of appearance, nebulae can be divided into two broad classes: dark nebulae and bright nebulae. Dark nebulae appear as irregularly shaped black patches in the sky and blot out the light of …

  6. What is a Nebula? Definition, Examples, Types & Photos

    Nov 9, 2025 · The four main nebula types (emission, reflection, dark, and planetary) are grouped based on how they interact with light and where they appear in stellar evolution, particularly around star …

  7. What is a Nebula? - National Space Centre

    Jun 18, 2024 · These celestial clouds come in various shapes, sizes and colours, each telling a unique story of stellar birth, evolution and death. Nebulae are primarily made up of hydrogen and helium gas …

  8. Stellar Nebulae: Cosmic Cradles of Creation - spaceyv

    Oct 18, 2023 · Stellar nebulae are vast reservoirs of raw cosmic ingredients, primarily hydrogen and helium, enriched with trace elements and cosmic dust. These ethereal clouds sprawl across light …

  9. Stellar Nebula: Definition, Examples & Quiz - ultimatelexicon.com

    Sep 21, 2025 · Explore the concept of a Stellar Nebula in astronomy, its formation, types, and role in the lifecycle of stars. Understand how these cosmic clouds contribute to the birth of new stars.

  10. What Are The 5 Types Of Nebulae - Astrophoto Guru

    Aug 20, 2024 · Dark nebulae are dense clouds of gas and dust that block the light from stars and other objects behind them. They appear as dark patches against an otherwise star-filled sky. Dark nebulae …