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<blockquote data-quote="Umbran" data-source="post: 2985672" data-attributes="member: 177"><p>The Sun sits relatively close to the galactic equatorial plane. So long as the pulsar also sits mostly near the plane, if its jets sweep us, they probably also sweep other large portions of the plane. And it isn't like the jets are narrow at interstellar distances. While you are correct that they would be somewhat less likely to be found, their distinctive rates make them easy to uniquely identify, which is terribly useful in this case.</p><p></p><p></p><p></p><p></p><p>The current estimates for net quasar lifespans generally lie between one million and 100 million years. While 10 million lies in the middle of that range, in terms of order of magnitude, the wide margin of error there means they may still be useful. In this case, failure to see them can give you useful information - it tells you are <em>outside</em> a certain volume of space, and that helps you figure out what else you might look for...</p><p></p><p>After a bit of thought, though, I've realized that most of this is moot - in a sense, where you are in realspace relative to Earth is unimportant unless you travel through normal space to get there. If you're using wormhole or other dimensional travel, what matters is the distance <em>through that other dimension</em> that matters. Depending on your travel methods, it could be easier and quicker to get to the galactic core than to get to Alpha Centauri.</p></blockquote><p></p>
[QUOTE="Umbran, post: 2985672, member: 177"] The Sun sits relatively close to the galactic equatorial plane. So long as the pulsar also sits mostly near the plane, if its jets sweep us, they probably also sweep other large portions of the plane. And it isn't like the jets are narrow at interstellar distances. While you are correct that they would be somewhat less likely to be found, their distinctive rates make them easy to uniquely identify, which is terribly useful in this case. The current estimates for net quasar lifespans generally lie between one million and 100 million years. While 10 million lies in the middle of that range, in terms of order of magnitude, the wide margin of error there means they may still be useful. In this case, failure to see them can give you useful information - it tells you are [i]outside[/i] a certain volume of space, and that helps you figure out what else you might look for... After a bit of thought, though, I've realized that most of this is moot - in a sense, where you are in realspace relative to Earth is unimportant unless you travel through normal space to get there. If you're using wormhole or other dimensional travel, what matters is the distance [i]through that other dimension[/i] that matters. Depending on your travel methods, it could be easier and quicker to get to the galactic core than to get to Alpha Centauri. [/QUOTE]
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