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What is a planetβs albedo?
SpacePlanet properties
Quick Answer
A planetβs albedo is the fraction of sunlight it reflects back into space.
The Full Story
Albedo is a measure of reflectivity, usually expressed as a number from 0 to 1 or as a percentage. A high-albedo world reflects a lot of light, while a low-albedo world absorbs more and appears darker. Venus has one of the highest albedos among planets because its thick cloud layer reflects sunlight strongly. The Moonβs comparatively low albedo is one reason it looks dimmer than many people expect.
Key Facts
1.Albedo measures reflectivity
2.Venus is highly reflective because of clouds
3.Dark surfaces have low albedo
YouTube Angle
Suggested video title for this topic:
"The science of why some worlds shine brighter than others"