• KairuByte@lemmy.dbzer0.com
    link
    fedilink
    English
    arrow-up
    4
    ·
    edit-2
    2 hours ago

    You can radiate heat into the vacuum of space, it’s just extremely slow compared to doing it into atmosphere. Vacuum is not a perfect insulator in this regard.

    Think of it this way, if a vacuum was a perfect insulator, how would the sun radiate heat to Earth?