re: planetary defs and voyager anomalies

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re: planetary defs and voyager anomalies

LJK — 9/9/2005 1:22:18 PM (archived)

It's actually the Pioneer Anomaly, as the two Voyagers are kept stable and positioned by gas jets, which makes them too insensitive to detect the anomaly. Pioneer 10 and 11 were spin-stabilized.

The Planetary Society (TPS) has a very good FAQ on the subject here:

http://www.planetary.org/news/2005/pioneer_anomaly_faq.html

The whole thread (26 posts)

Pluto's Not Only A Planet - It's The Dominant Class Of Planets - Mark Eby - 9/7/2005 12:04:44 AM
- planetary defs and voyager anomalies - Sawyer - 9/9/2005 8:54:18 AM
  - re: planetary defs and voyager anomalies - LJK - 9/9/2005 1:22:18 PM
- The news is cool, don't get me wrong - alcaray - 9/8/2005 1:04:38 AM
  - Alan Stern is probably... - Adam - 9/8/2005 10:30:58 AM
    - Thanks For Pointing Out What Alcaray Missed - Mark Eby - 9/9/2005 2:48:14 AM
      - What did I miss? - alcaray - 9/9/2005 4:09:57 PM
        
        That KBO's May Be Terrestrial Planets As Well As Ice Balls (n/t) - Mark Eby - 9/10/2005 11:17:23 PM
        
        I said that's what I expeced in advance of the discovery - alcaray - 9/11/2005 3:11:52 PM
        
        Actually You Didn't Say That At All. - Mark Eby - 9/11/2005 7:27:43 PM
        
        Just Old Fashioned Enough To Expect People To Mean What They Say - Mark Eby - 9/11/2005 7:21:24 PM
        
        They aren't "Volatiles organized in bodies of varying sizes."??? - alcaray - 9/12/2005 2:49:39 PM
        
        Not Controversial, Just Not Accurate - Mark Eby - 9/12/2005 11:17:34 PM
        
        Would you buy: predominately volitiles? - alcaray - 9/13/2005 2:46:22 PM
        
        The Whole Topic Is Quibling - Mark Eby - 9/13/2005 10:56:42 PM
        
        Agreed on the topic of planetary status quibbling - alcaray - 9/14/2005 2:53:17 PM
        
        Just curious.... - R.L. - 9/12/2005 11:44:26 PM
        
        ??? I See The Sense Of Humor Runs In The Family As Well - Mark Eby - 9/13/2005 12:05:04 AM
        
        No antagonism... - R.L. - 9/13/2005 5:12:23 AM
        
        I'd Have Chuckled If I Took It Right - Mark Eby - 9/13/2005 10:50:02 PM
      - There's a point... - Adam - 9/9/2005 12:28:51 PM
  - Planets Not Comets - Mark Eby - 9/8/2005 1:44:33 AM
    - Volatiles organized in bodies of varying sizes. (n/t) - alcaray - 9/8/2005 3:28:52 PM
- Interesting implications - Robert - 9/7/2005 6:43:40 PM
  - Plaentoids with Satellites Web site - LJK - 9/14/2005 2:46:49 PM
    - Photometric Observations Constraining the Size, Shape, and Albedo of 2003 El61 - LJK - 9/15/2005 1:10:37 PM

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