The sky isn’t just blue – airglow makes it green, yellow and red too

Press/Media: Article/Feature

Description

Look up on a clear sunny day and you will see a blue sky. But is this the true colour of the sky? Or is it the only colour of the sky?

The answers are a little complicated, but they involve the nature of light, atoms and molecules and some quirky parts of Earth’s atmosphere. And big lasers too – for science!

Period30 Dec 2022

Media contributions

1

Media contributions

  • Title NASA The sky isn’t just blue – airglow makes it green, yellow and red too
    Degree of recognitionInternational
    Media name/outletThe Conversation
    Media typeWeb
    Country/TerritoryAustralia
    Date30/12/22
    DescriptionLook up on a clear sunny day and you will see a blue sky. But is this the true colour of the sky? Or is it the only colour of the sky?

    The answers are a little complicated, but they involve the nature of light, atoms and molecules and some quirky parts of Earth’s atmosphere. And big lasers too – for science!
    Producer/AuthorMichael Brown, Matthew Kenworthy
    URLhttps://theconversation.com/the-sky-isnt-just-blue-airglow-makes-it-green-yellow-and-red-too-196386
    PersonsMichael Brown, Matthew Kenworthy
View all 1
View less

Keywords

  • Astronomy
  • Space
  • Atmosphere