The moon will be 99% full Friday night, and with mostly clear skies expected for Louisville in the evening, tonight is a good ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

Venus: Venus dazzles in the eastern sky before sunrise, shining brightly for a couple of hours each morning. It’s joined by ...

Red sprites are among a class of enigmatic weather phenomena that appear over thunderstorms, known as Transient Luminous ...

“They appear moments after a lightning strike—a sudden reddish flash that can take a range of shapes, often combining diffuse ...

To mark its third year of highly productive science, astronomers used the NASA/ESA/CSA James Webb Space Telescope to scratch ...

NASA astronaut Nichole Ayers has shared an incredible image of a sprite, a rare weather phenomenon that's triggered high ...

I’ve spent much of my long life studying — and trying to understand — the history of the universe. Along the way, I have been constantly reminded that science is essentially international: Science ...

Astronomers have studied the globular cluster 47 Tucanae extensively, but still have many questions. It may have an ...