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Ring Around the Theory
Publicado em 09 de fevereiro de 2023
We all fall down, say theorists about a ring around a minor planet where it shouldn’t exist
Quaoar is a minor planet beyond Neptune that has been known since 2002. Classed as a Trans-Neptunian Object (TNO), it is the seventh largest minor planet (Pluto is #1). Astronomers, using occultation techniques, inferred a dense ring orbiting Quaoar. Problem: it shouldn’t be there.
Satellites around small bodies are not as surprising, but rings? According to theory, rings form when [...]