The aurora borealis lit up the night sky in Michigan on Monday and Tuesday, according to the NOAA's Space Weather Prediction Center. Here's a look at what people shared online: Start the day smarter.

A period of peak magnetic storms on the sun could lead to another show of northern lights on Earth on Saturday and Sunday, forecasters say.

Aurora lights on Uranus helped NASA’s Hubble Space Telescope measure the planet’s interior rotation rate, changing what ...