Ask an Astronomer: Why Aren't There Any Green Stars?

An electromagnetic spectrum with a bright star over the infrared range. Caption: Hotter objects glow in visible light.

Dr. Michelle Thaller explains the relationship between visible light and the principle of black-body radiation. These two aspects along with the anatomy of the human eye explain why stars don't appear green in the night sky. Part of the "Ask an Astronomer" series.

(Source: DCMP)

Metadata

Keywords:
astronomy

Files 1

  • Ask an Astronomer: Why Aren't There Any Green Stars?

    Type:
    Video
    Format:
    Streaming
    Accommodations:
    English Audio Descriptions - Visual, English Captions - Auditory
    Languages:
    English
    License:
    DCMP Membership
    Author:
    NASA Jet Propulsion Lab
    Length:
    3 minutes