Universe Today Podcasts With Fraser Cain

In this week's QA, I talk about what's driving the expansion of the Universe, how big the observable Universe is to the actual Universe, and what will happen to dogs in gravity. 00:00 Start 00:26 What's driving the expansion of the Universe? 04:01 How big is the observable Universe compared to the actual Universe? 07:25 Do people watch videos or listen to my podcasts? 10:37 Will dogs enjoy lunar gravity? 12:59 Why aren't we looking deeper in the Kuiper Belt? 15:54 What would be some good ways to explore lava tubes? 19:36 What happened to the Overwhelmingly Large Telescope? 22:48 Would space LIGO be more sensitive? 27:56 What's the most like Great Filter? 31:07 Why do we talk about distance in form of time? 35:14 Any future collaborations with Isaac Arthur? 35:58 How long will the Mars helicopter survive? 40:07 When will NASA incorporate Starship into its plans? 42:15 How dangerous is the Kessler Syndrome?