Space
Nearby galaxy may be victim of dark matter hit-and-run
A massive hole in a small spiral galaxy may have been punched by a huge "subhalo" of dark matter – and the same thing may have happened to the Milky Way
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A massive hole in a small spiral galaxy may have been punched by a huge "subhalo" of dark matter – and the same thing may have happened to the Milky Way
Twice the size of Earth and with 17 times our planet's mass, Kepler-10c is so unusual that it has been placed in a brand new class of exoplanet