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Quadrantids
[kwɔ'dræntidz]

天文学

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1.
N any member of a meteor shower occurring annually around Jan 3 and appearing to radiate from a point in the constellation Boötes 象限仪座流星雨

To view Quadrantids, go outside and allow your eyes 30-45 minutes to adjust to the dark.

FORBES: How To See The Quadrantids Meteor Shower
The Quadrantids are a stream of rocky particles left in the wake of an asteroid known as 2003 EH1, which is probably an extinct comet.

FORBES: How To See The Quadrantids Meteor Shower
The material that is burning up in Earth's atmosphere during the Quadrantids likely comes from a comet that broke into fragments centuries ago, NASA says.

CNN: Meteor shower will light up night sky for just a few hours

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