Editing 2783: Ruling Out
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==Explanation== | ==Explanation== | ||
+ | {{incomplete|Created by a TECTONICALLY-ACTIVE BOT WITH SUBSURFACE OCEANS. Do NOT rule out this tag too soon.}} | ||
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Most science studies are intended to discover new knowledge. In astronomy, the goal is often to find different types of objects in space, or learn how astronomical objects are formed and behave. But often from studying things that exist, we also learn about limits of the kinds of things that ''can'' exist; when this happens, we say that we've "ruled out" the excluded phenomena. | Most science studies are intended to discover new knowledge. In astronomy, the goal is often to find different types of objects in space, or learn how astronomical objects are formed and behave. But often from studying things that exist, we also learn about limits of the kinds of things that ''can'' exist; when this happens, we say that we've "ruled out" the excluded phenomena. | ||
[[Cueball]] lists five obviously impossible objects.{{Citation needed}} | [[Cueball]] lists five obviously impossible objects.{{Citation needed}} | ||
β | * "Earthlike stars": A play on "Earth-like planets" which scientists are very interested in finding. The | + | * "Earthlike stars": A play on "Earth-like planets" which scientists are very interested in finding. The Earth is not a star,{{Citation needed}} hence stars cannot be Earthlike. |
: Searches for both {{w|List of potentially habitable exoplanets|Earth-like planets}} and {{w|Solar analog|Sun-like stars}} go unabated, with various near matches found. | : Searches for both {{w|List of potentially habitable exoplanets|Earth-like planets}} and {{w|Solar analog|Sun-like stars}} go unabated, with various near matches found. | ||
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[[Category:Astronomy]] | [[Category:Astronomy]] | ||
[[Category:Science]] | [[Category:Science]] | ||
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