61 FAQs about Other Planetary Systems (The Astronomy Cafe)

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Geof Marcy's Group: Planet Search

Extrasolar Planets Encyclopedia: Harvard

Catalog of detections: Updated , Extrasolar Planet Encyclopedia

Planets around other stars:

  1. Is there compelling evidence that there is a planet orbiting 51 Pegasi?
  2. Is considered a proven fact that there are planets around other stars?
  3. What can you say about the new planets that have been found around other stars?
  4. Will space probes ever be sent to visit the newly-discovered planets around other stars?
  5. What are the scales of the newly-discovered solar systems compared to ours?
  6. What is an "Epistellar Jovian Exoplanet"?
  7. What is the latest count on the number of extra-solar planets?
  8. How do astronomers know they are dealing with one planet not many in studying distant solar systems?
  9. Could planets be in a stable orbit in the Sirius star system?
  10. Which is the nearest planetary system to the Sun?
  11. How would the discovery of an Earth-like planet actually be made by astronomers?
  12. What method is used to discover planets around other stars?
  13. Is there a place on the Internet where I can get an update on the number of extra-solar planets discovered so far?
  14. Can you say anything about the new planet orbiting Tau Bootis?
  15. How many other solar systems do astronomers now think there are?
  16. Can you keep a running tabulation for us on the new planets discovered beyond our solar system?
  17. Is NASA planning to develop telescopes to search for planets around other stars?
  18. Could the Hubble Telescope see planets around other stars?
  19. Are multiple solar systems more common than single ones?
  20. Have planets been found around stars in the Big Dipper?
  21. I have heard that two planets were recently discovered. Can you tell me more about them?
  22. Can you tell me where to find more information about the new planets that were discovered outside our solar system?
  23. Can you tell me about the new planet discovered around the star 47 Ursa Majoris?
  24. Can you tell me about the new planet discovered around the star 70 Virginis?
  25. Where can I get a picture of 51 Pegasi?
  26. My friend told be they heard about some new planet/solar system called Pegasus- something, can you tell me more about it?
  27. Do astronomers know of any other stars that have planets orbiting them?
  28. Can you tell me about the proto-planetary disks discovered in the Orion Nebula?
  29. Can you tell me anything about the new planet that was just discovered around the star Lalande 21185?
  30. How is the "Msin(i)" factor determined for planets around other stars using the Doppler technique?
  31. Have planets in binary star systems been detected yet?
  32. How can planets be present around pulsars which are exploded stars?
  33. Are planets with highly elliptical orbits easier to detect than ones in circular orbits?
  34. Has a new planet been discovered around the star 16 Cygni B?
  35. What is the naming convention for planets around other stars?
  36. How do astronomers detect planets around other stars?
  37. How many Earth-like planets do astronomers now think there are?
  38. Can you tell me something about the new planet discovered in April, 1996?
  39. Could a solar system form around a brown dwarf?
  40. Can Bode's Law be generalized to apply to other planetary systems?
  41. Do you have any info about the planet discovered by someone in England?
  42. Where can I chart showing where in the sky 51 Pegasi is located?

 

Life in the Universe:

  1. How many planets do you think there are with intelligent life?
  2. When we detect planets with NASA's Origins program, will absorption or emission lines be more important?
  3. What does "MOP" have to do with "SETI"?
  4. Have there been any new discoveries of life in outer space?
  5. What evidence do scientists use to dispute the fact that life exists on other planets?
  6. Could life exist by extracting energy from its environment by some other means than what terrestrial organisms do?
  7. Are any of the newly discovered planets around other stars suitable for humans to live on?
  8. Are there other planets in the universe capable of supporting life?
  9. Can Class IV stars be considered candidates for habitable planets the same way that Class V stars are?
  10. Where can I get an update on the detection of amino acids in interstellar clouds?
  11. Do you believe in the theory that there is life on other worlds?
  12. Is there a correlation between 'body plan' and whether ETs can have technology?
  13. Where would life be most commonly found: planets, moons, asteroids or comets?
  14. Could there exist habitable planets that always keep the same face towards their star?
  15. Is there life outside the solar system?
  16. Can life exist without water?
  17. What is the best evidence for intelligent life in space?
  18. Is there a possibility that life exists on other planets?
  19. Do you believe there is life on other planets?

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