Comet not seen in 50,000 years to pass by Earth. Here's how to watch:
A comet named C/2022 E3 (ZTF) will get closer to Earth this month, and astronomers say it should be pretty visible to you and me.
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A new study that analyzes data from more than 50,000 amateur stargazers finds that artificial lighting is making the night sky about 10% brighter each year.
