• Corpus ID: 13918836

Panspermia Revisited

@inproceedings{Gribbin1999PanspermiaR,
  title={Panspermia Revisited},
  author={John R. Gribbin},
  year={1999}
}
  • J. Gribbin
  • Published 1 September 1999
  • Physics, Geology
The discovery of evidence for life on Earth more than 3850 million years ago (1) naturally encourages a revival of speculation about the possibility that life did not originate on Earth, but was carried to the planet in the form of microorganisms such as bacteria, either by natural processes or deliberate seeding of the Galaxy by intelligent beings. This idea, known as panspermia, has a long history (2, 3), but it is curious that in recent decades astronomers have tended to dismiss the… 
1 Citations
The Exoplanet Handbook
1. Introduction 2. Radial velocities 3. Astrometry 4. Timing 5. Microlensing 6. Transits 7. Imaging 8. Host stars 9. Brown dwarfs and free-floating planets 10. Formation and evolution 11. Interiors

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