• teft@lemmy.world
    link
    fedilink
    English
    arrow-up
    1
    ·
    edit-2
    7 months ago

    The Chicxulub impactor struck at about a 60° angle. As fast as it was moving (20km per second) they probably wouldn’t have seen anything prior to the actual impact. They would however see the giant ash and dust plume since Chicxulub made a crater 100km wide and 30km deep.