Talk:Extrasolar planet

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e·h·w·Stock post message.svg To-do:
  • Maybe another reference about history of gravitational microlensing method
  • Might like to modify the gravitational-lensing diagram slightly
  • Add something on HD 209458 b#Atmospheric water vapor
  • Add links perhaps with some discussion to similar articles The Fermi Paradox, The Rare Earth Hypothesis and The Many-body problem
  • A list of instruments/telescopes used to find exoplanets and an indication of how useful they have been and how many exoplanets they have found perhaps also their operational ranges
  • Think the article could have a better link to the planetary habitability article. Perhaps a synopsis of that article plus a see main article link.
  • Discussion of static magnetic fields e.g. Mercury in properties section
  • Atmospheric expansion of hot jupiters
  • neat real picture at [1] !
  • List of REAL exoplanet images.
  • A little more about polarimetry--which planet(s) have been studied that way?
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Contents

[edit] "Image gallery" in lead

I figured I'd begin a discussion, since a tag was thrown on with only the edit description "Too many images in lead, adding tag." Would a mosaic of these images, or more preferable ones, be in favor? —Onore Baka Sama(speak | stalk) 14:43, 8 May 2011 (UTC)

I would agree with that editor that currently the lead does seem a bit cluttered with images. A mosaic might be a solution, the only problem I think there could be with that is that in losing the lengthy captions just what the images are showing may be lost on those unfamiliar with the subject. ChiZeroOne (talk) 15:28, 8 May 2011 (UTC)
There are too many images in the lead section. Reducing it down to one or two, like just using the image of AB Pictoris.Piper2000ca (talk) 11:58, 9 May 2011 (UTC)
I like the images. I wouldn't call it an image gallery, but maybe they could be better distributed throughout the article. GreenPine (talk) 19:21, 19 May 2011 (UTC)
I think the images are fine. Five lead images hardly constitutes a gallery and they are representative. As the AB Pictoris companion may be a brown dwarf it may not be as relevant so could be moved to the section Confirmed discoveries where brown dwarfs are discussed.66.27.66.8 (talk) 18:08, 4 June 2011 (UTC)
Also, one or two of the images whose captions indicate uncertaintity could be moved to the "Definition" section and usefully reworded. For example, the GJ 758 image's caption ends with "It is unclear whether the companions should be regarded as planets or brown dwarfs" and the AB Pictoris image has "Coronagraphic image of AB Pictoris showing a companion (bottom left), which is either a brown dwarf or a massive planet." -84user (talk) 21:59, 4 June 2011 (UTC)

[edit] Outdated image

The Image: Exoplanet Period-Mass Scatter.png is more than 1 year old. Yould be nice to update it. At least 200 more exoplanets have been found since then. — Preceding unsigned comment added by 217.91.113.209 (talk) 13:17, 17 October 2011 (UTC) --217.91.113.209 (talk) 14:53, 17 October 2011 (UTC) ThomasH

[edit] Giordano Bruno section inaccurate

So, I've twice updated the section on Giordano Bruno, and it's been twice reverted. The article currently states that Giordano Bruno was burned at the stake for his belief in the plurality of worlds, but this is inaccurate, as I have proven with two different valid sources (the Stanford Encyclopedia of Philosophy and the Catholic Encyclopedia). These sources disagree with the New Encyclopedia Britannica, currently cited in the article, but they are in agreement with Wikipedia's own article on Bruno, which provides no citations to support the viewpoint that he was executed for his astonomy (but provides several citations to prove the contrary). What gives? When two sources disagree, is it Wikipedia's policy to automatically favor the one that's more hostile to religion?

And shall I expect to soon see Bruno's article "amended" to reflect the party line here? — Preceding unsigned comment added by 75.166.32.178 (talk) 17:48, 25 November 2011 (UTC)

I haven't looked yet through Giordano Bruno, but a general answer is (i) wikipedia articles themselves can not be used as references or reliable sources; (ii) Britannica is considered much more reliable than Encyclopedia of Philosophy and the Catholic Encyclopedia (I'm not sure the last two are WP:RS). Any chance for a proper reference (e.g. a book written by a historian and/or published by a major publisher)? Materialscientist (talk) 23:11, 25 November 2011 (UTC)
I've looked through reverts. This might be reliable, this probably not (for an WP:FA). Other opinions are welcome. Materialscientist (talk) 23:19, 25 November 2011 (UTC)
I agree with 75.166.32.178 that there was an inaccuracy, or at least a potentially misleading statement, about Giordano Bruno. On the other hand, a very brief mention of Giordano Bruno seems to be all that is called for in this article. I have tried to do another rewrite that will serve temporarily, though I'm sure it can be improved further. I would definitely consider the Stanford Encyclopedia of Philosophy to be a reliable source and so I have left in the citation of its Copernicus article. Also, I would like to remind everyone to assume good faith (WP:AGF). Many different people have worked on this article, and there is no "party line." Kevin Nelson (talk) 01:59, 26 November 2011 (UTC)

[edit] Trimming of section about proposal of Hessman et. al.

I am planning to do some major trimming of the section that discusses the proposals of Hessman et.al. Personally I think those proposals have merit, but right now it looks to me like the article gives excessive attention to a three-page open letter on Arxiv that apparently has never passed peer review or been published anywhere. Kevin Nelson (talk) 04:57, 30 November 2011 (UTC)

[edit] Concepts can be more clearly and cleanly presented

Planetary
system
Planet Habitable
zone
Type
(g) (t)
Estimated
Temp. (K)
Orbital
period

(d) (y)
Semi-
major
axis
(AU)
Orbital
eccentricity
Orbital
inclination
(°)
Minimum mass:
Jupiter mass (MJ)
Earth mass (M)
Radius:
Jupiter radius (RJ)
Earth radius (R)
Discovery
Method
Discovery
Year
BD+20°2457 c (2/2) unknown g unknown 621.9861.703 y
622 d
1.913 0.1783 unknown 12.46712.467 MJ
3958 M
unknown Doppler
spectroscopy
2009
COROT-7 b (1/3) unknown unknown 1656 0.8535850.854 d 0.0172 0 80.1 0.02838.984 M 0.820.82 R Transiting 2009

I am in the process of the transformation of Extrasolar planet lists such as List of extrasolar planets detected by radial velocity. As you can see with the links above I am unable to link to this article as the concepts aren't necessarily explained well enough here. The problem is I want to ideally avoid sending the reader into reading tens of multiple paged articles just to make sense of the lists. Any suggestions? -- A Certain White Cat chi? 04:59, 29 January 2012 (UTC)

Hmm, that seems like a rather difficult problem. The thing is, there are a lot of different kinds of concepts here--some are qualitative, some are quantitative, etc. Several of them could certainly have wikilinks to the Orbital elements article, so maybe that will help a little. Kevin Nelson (talk) 13:13, 2 February 2012 (UTC)
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