Many stars sedately tread the measure of the galaxies they inhabit, slowly orbiting the galactic core. Not a star called PSR J0002+6216, though. PSR J0002+6216, astronomers have discovered, is rocketing through the Milky Way at absolutely breakneck speeds.

To be precise, it’s travelling at 1,130 kilometres per second (700 miles per second). That could take it from Earth to the Moon in 6 minutes. It’s one of the fastest stars we’ve ever seen.

And boy, is it spectacular — zooming away from the expanding cloud of a recent supernova explosion, leaving a trail behind after it punched through the explosion’s outer shell of debris.

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