Pulsating star changes brightness every 5 minutes

If it strobes any faster, we need to get out a blacklight and those 60s blacklight posters

The nebula remains of a dead giant star surround the remaining subdwarf O star, another kind of hot subdwarf. (Credit: European Southern Observatory)

Studying the light from pulsating stars can help scientists understand more about their insides and their life cycle.

Source: Pulsating star changes brightness every 5 minutes – Futurity

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