Emission Nebula

Highlights

• ›Gas glowing red where hot young stars ionise it

Examples & related concepts

• Orion Nebula
• Lagoon Nebula
• HII Region
• Star-Forming Regions

Across the encyclopedia

• Deep-Sky Object
• HII Region
• Reflection Nebula

Knowledge connections

• Associated withDeep-Sky Object
• Associated withOrion Nebula
• Associated withLagoon Nebula
• Associated withHII Region
• Associated withStar-Forming Regions
• Associated withHII Region
• Associated withReflection Nebula
• Associated withNarrowband Imaging

Sources

Facts on this topic will be cited from these primary and reference sources.

• NASANational Aeronautics and Space Administration

  Mission data, planetary science, space telescopes, and public-domain imagery.

  Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.