Non-thermal radiation sources
type: Concept
broader: Astronomical radiation sources

Radio sources
type: Concept
broader: Astronomical radiation sources

Ultraviolet sources
type: Concept
broader: Astronomical radiation sources

Variable radiation sources
type: Concept
broader: Astronomical radiation sources

X-ray sources
type: Concept
broader: Astronomical radiation sources

Visible sources
type: Concept
broader: Astronomical radiation sources

Compact radiation sources
type: Concept
broader: Astronomical radiation sources

Cosmic rays
type: Concept
broader: Astronomical radiation sources

Cosmology
type: Concept
narrower: Astronomical radiation sources

Extended radiation sources
type: Concept
broader: Astronomical radiation sources

Extrasolar radiation
type: Concept
broader: Astronomical radiation sources

Gamma-ray sources
type: Concept
broader: Astronomical radiation sources

Hydroxyl sources
type: Concept
broader: Astronomical radiation sources

Infrared sources
type: Concept
broader: Astronomical radiation sources

Astronomical radiation sources
type: Concept
alternative label: Cosmic radiation sources
broader: Cosmology
narrower: Ultraviolet sources
narrower: Gamma-ray sources
narrower: Cosmic rays
narrower: Extrasolar radiation
narrower: Extended radiation sources
narrower: Variable radiation sources
narrower: Compact radiation sources
narrower: Radio sources
narrower: Non-thermal radiation sources
narrower: X-ray sources
narrower: Visible sources
narrower: Hydroxyl sources
narrower: Infrared sources