Episode 696: Open Space 94: Is It Realistic to Declare a "Free Mars"? And More...

In this week's live QA, I talk about Elon Musk's hope of establishing a free Mars, the future of gravitational wave detectors, and what do I think about trying to live in other places in the Solar System? 00:00:00 Start 00:03:00 Thoughts on Bridenstine leaving NASA? 00:08:10 Should we declare a Free Mars? 00:11:43 How sensitive will gravitational wave detectors become? 00:17:05 More damage at Arecibo 00:19:20 Why is the Moon the same visual size as the Sun? 00:22:02 Are white holes real? 00:25:48 Any hard sci-fi 00:28:30 Why doesn't Elon talk about nuclear propulsion or artificial gravity? 00:31:03 Why is artificial gravity research so expensive? 00:33:00 What's going to happen with Artemis? 00:37:33 What do I think about GPT-3? 00:42:43 Could we live on Venus? 00:48:00 Give Venus an artificial satellite? 00:49:22 Would Mercury be better to live on? 00:51:00 What is the Great Attractor? 00:52:27 Is Titan the best? 00:53:16 Live underground on Venus? 00:55:00 Is Mercury a good source of metals? 00:55:56 Could we terraform Ceres? 00:58:15 How close can planets get to their star?