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Fast facts about the Milky Way | Things to Know

VIDEO: Our galaxy may seem humble, but here are a few things to know about what makes it an exceptional place

Lessons from scorching hot weirdo-planets

Hot Jupiters were the first kind of exoplanet found. A quarter-century later, they still perplex and captivate — and their origins hold lessons about planet formation in general.

Hotter than the sun: The mysterious solar corona

Several new missions aim squarely at a long-standing astronomical conundrum, with the promise of improving space-weather predictions

The life and breath of galaxies

Scientists track gas through time and space to better understand how conglomerations of stars are born and die