A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

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Questions about the dynamical processes leading to the assembling of a celestial object.
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Questions related to the most massive examples of black holes that typically reside at the centers of galaxies.
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Questions about solar system planets/moons and exoplanets that exhibit similar features to the Earth.
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Questions regarding the universe shortly after it's formation
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mainly composed of neutrons.
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Questions regarding the planet Venus, the second planet from Earth's sun.
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Questions related to the physical processes involved in or to the observations of the process of forming a star.
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gravitationally linked and orbiting around their common center of mass.
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Questions regarding Electro-Magnetic fields, which are generated by charged sub-atomic particles (ions).
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Questions related to the evolution of stars.
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Questions regarding celestial objects which emit regular pulses of electromagnetic energy.
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Questions about photography of celestrial objects by amateur astronomers.
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a process of inspecting, cleaning, transforming, and modeling data with the goal of discovering useful information, suggesting conclusions, and supporting decision making.
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Questions regarding two objects colliding into each other with considerable force.
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Questions about the water molecule (composed of two atoms of hydrodgen and one atom of oxygen) and its detection in celestial objects.
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Questions regarding the physical dimensions of a celestial object.
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Questions about the observed frequency range of the electromagnetic radiation of a celestrial object.