First Quadruple Asteroid: Astronomers Detect a 3-Piece Space Rock

We already knew that Asteroid 130 Elektra was special. Astronomers have discovered that it has two moons before, making it a rare triple asteroid system. Now a third moon may have been found, making it even rarer – the first known quadruple asteroid in the solar system. Electra was first discovered in orbit in the […]

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