Tag Archives: Planets

The utter relativism of definitions

I’m always surprised how contentious definitions, can be.  How opinions about what are essentially sounds in language become matters of intense debate. When the IAU (International Astronomical Union) redefined the word “planet” to exclude Pluto, which came about due to … Continue reading

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xkcd: Surface areas in the solar system

My initial reaction to this was, where are the gas giants?  Then I woke up and realized this was about definable surfaces.  (Click through for full sized version.) Note the tiny size of Pluto in relation to moons like The … Continue reading

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Did a cosmic fluke make life on land possible?

When pondering how likely life is to develop on other worlds, or what types of life might develop, we always have to always bear in mind that we currently only have one example to work with.  And that example has … Continue reading

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Neil deGrasse Tyson Turns Down Pluto Debate Challenge

And speaking of the outer solar system, it seems that Neil deGrasse Tyson isn’t interested in debating whether or not Pluto is a planet. If you were looking forward to seeing astrophysicist and “Cosmos” host Neil deGrasse Tyson debate how Pluto should be classified, … Continue reading

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Ask Ethan #20: Is the Mars One crew doomed? – Starts With A Bang

What Mars One is counting on is that they can safely land a heavier payload than ever before, that they can do it more precisely than ever before (as in, within just a few hundred meters of previous successful landings), … Continue reading

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