Cannibal stars and how to find them
Unlike our Sun, the majority of stars don't live alone, but together with a companion or more. However, in some cases such systems experience unstable periods where one star could end up swallowing its companion. In the extreme environments like inside stars, particles that almost never interact with matter can carry information about what is happening deep within them.
Could these ghostly particles reveal stars with a surprisingly violent history — including stars that have swallowed their companions?
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