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A clockwork device that produces a small scale model of the orbits of objects in the solar system
Questions related to the unit of measurement, parsec, which is approximately 3.26 times the distance of a light year.
Tag for questions asking if fictional ideas are possible or correct
A map of the surface features of something.
Questions regarding Triton, the largest moon of Neptune.
Questions about flow regime in astrophysical gas characterized by chaotic properties.
a star with an enormous mass and luminosity, showing signs of a very high rate of mass loss.
Questions related to Kuiper Belt Objects that exist in an annulus from 30AU to approximately 50AU from the Earth's Sun.