Happiness

Remarkably steady ‘black widow’ pulsar might assist detect gravitational waves

Every 4 milliseconds, a useless star blasts a strong beam of radiation towards our planet. Don’t fear — Earth will probably be effective. It’s the useless star’s tiny companion that is in hassle.

In a brand new examine printed March 11 on the pre-print database arXiv, researchers describe this ill-fated binary star system — a uncommon class of celestial object often called a black widow pulsar. Just just like the cannibal spider from which such a system takes its title, the bigger member of the pair appears intent on devouring and destroying its smaller companion. (In spiders, females are sometimes bigger than males.)

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