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2022-05-18: What If the Galactic Habitable Zone LIMITS Intelligent Life?
- 13:03: ... There is a roadblock in the chain from forming a habitable planetary system to sparking simple life to complexifying into ...
- 10:04: ... disk to seed itself with enough heavy elements to form planetary systems. In fact, some of our galaxy still hasn’t had enough ...
- 11:12: ... we can say a little more about the emergence of life-friendly planetary systems. And by “we”, I mean Charlie Lineweaver, Yeshe Fenner and ...
- 06:56: ... to the formation of the Galaxy to figure out where habitable planetary systems could have formed in the first place. Our galaxies started like ...
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2022-03-08: Is the Proxima System Our Best Hope For Another Earth?
- 01:55: Perhaps they also bore planetary systems - and even planets like the Earth.
- 05:20: That restricts the transit method to planetary systems that are almost perfectly edge-on.
- 05:26: Nonetheless the Kepler mission found 2600+ exoplanets this way, and extrapolating from that revealed that most stars host planetary systems.
- 01:55: Perhaps they also bore planetary systems - and even planets like the Earth.
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2021-12-29: How to Find ALIEN Dyson Spheres
- 05:06: ... disk of gas surrounding a new-born star that will eventually form planetary systems. ...
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2020-06-08: Can Viruses Travel Between Planets?
- 10:37: ... that’s the only known way to really spread LOTS of viruses between planetary systems. ...
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2020-01-13: How To Capture Black Holes
- 07:17: ... infant planetary systems, a disk of gas and dust surrounds the newly-formed star - a ...
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2019-12-17: Do Black Holes Create New Universes?
- 02:52: The universe that is better at making stars is better at making planetary systems is better at making us.
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2019-11-11: Does Life Need a Multiverse to Exist?
- 14:52: ... non-standard for planets, even as we learn more and more about other planetary systems. ...
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2019-11-04: Why We Might Be Alone in the Universe
- 09:09: We’ve only figured this out as the Kepler mission wrapped up its census of other planetary systems.
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2019-07-25: Deciphering The Vast Scale of the Universe
- 00:25: That’s a quadrillion stars, and as many planetary systems.
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2019-03-20: Is Dark Energy Getting Stronger?
- 12:15: ... eventually it could cause the universe to expand inside galaxies, inside planetary systems, and eventually even inside ...
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2018-12-06: Did Life on Earth Come from Space?
- 00:37: ... possibility is that life bearing rocks aren't so often captured by planetary systems but rather by the giant deceived and gas that precede the formation of ...
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2018-11-21: 'Oumuamua Is Not Aliens
- 02:26: ... the stars, probably ejected in the violent early stages of formation of planetary systems. ...
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2018-08-23: How Will the Universe End?
- 04:23: Believe it or not, many of those black dwarfs will still have planetary systems from their days as regular stars.
- 04:54: It'll take something like 1,000 trillion years, 10 to the power of 15 years, for, essentially, all planetary systems to be obliterated in this way.
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2018-05-02: The Star at the End of Time
- 07:32: We know that red dwarfs do have planetary systems.
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2017-10-04: When Quasars Collide STJC
- 00:08: Red giant stars incinerate planetary systems, but neutron stars cannibalize their red giant neighbors.
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2017-09-13: Neutron Stars Collide in New LIGO Signal?
- 14:22: Only a small fraction of planetary systems are conveniently aligned so as to do that, and the Proxima Cen system isn't one of them.
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2017-03-15: Time Crystals!
- 11:31: The Kepler Space Telescope has so far discovered 2,330 confirmed exoplanets in 578 planetary systems.
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2016-04-06: We Are Star Stuff
- 07:45: And with them, planetary systems and life.
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2015-06-03: Is Gravity An Illusion?
- 11:08: ... want better understandings of how planetary systems form, of how proximity to different kinds of stars affects the ...
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2015-03-11: What Will Destroy Planet Earth?
- 05:54: ... galaxies, then inside planetary systems, inside planets themselves until literally, everything in a universe is ...
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