• Alk
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    7 hours ago

    If it didn’t travel, it wouldn’t take 8 minutes to stop right?

    • cuerdo@lemmy.world
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      7 hours ago

      If the mass vanishes, then the gravity would also vanish, at the same time.

      • chuckleslord@lemmy.world
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        6 hours ago

        False. If the mass vanished via magic, the effect would ripple out at the speed of light. Source, gravity waves which move at the speed of light.

      • cuerdo@lemmy.world
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        7 hours ago

        But vanishing is magic, it goes against the laws of physics, so you could apply any fictional logic