Universe Today Podcast

[Q&A] Intergalactic Stars, Sun Switching Poles, A Second Sun

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Can stars be born without a parent galaxy? Can quasars destroy life in an entire galaxy? Is there another planet in our Solar System after all? Did the Sun have a sibling star at some point? Answering all these questions and more in this week's Q&A show.

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  • 00:00 Start
  • 00:51 Are there stars without a parent galaxy?
  • 04:43 Can quasars sterilize their galaxies?
  • 08:57 Did we find Dyson spheres?
  • 13:04 Will I consider using LLMs in my work?
  • 16:32 Is there a ninth planet?
  • 19:19 If no Planet X is found, are black holes the only explanation?
  • 21:25 If nothing spun, would there still be gravity?
  • 23:41 Can telescopes at L2 see on the other side of the Sun?
  • 27:07 Do we have a second star?
  • 29:49 Is going to the Moon before Mars the right idea?
  • 33:21 How do we know single pixel images aren't just noise?
  • 36:44 Can the Sun switch its axis?

    • 📺 VIDEO VERSION

    https://youtu.be/9CsBzBMfPu0

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