Scientists surprised to find NGC 1052-DF2 devoid of mysterious substance, but say its absence strengthens case for its existence

A distant galaxy that appears completely devoid of dark matter has baffled astronomers and deepened the mystery of the universe’s most elusive substance.

The absence of dark matter from a small patch of sky might appear to be a non-problem, given that astronomers have never directly observed dark matter anywhere. However, most current theories of the universe suggest that everywhere that ordinary matter is found, dark matter ought to be lurking too, making the newly observed galaxy an odd exception.

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Read More Galaxy without any dark matter baffles astronomers

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