Galileo started this quest over 400 years ago, and scientists finally were able to peek at one of the biggest mysteries of the big star in our solar system.

Galileo continued writing in conversational language for his landmark 1632 work, Dialogo sopra i due massimi sistemi del ...

Nearly 400 years ago, Galileo looked at the Pleiades star cluster through his telescope and noticed that the seven or so ...

Science denial dates back at least to the time of Galileo, whom the Catholic Church found guilty of heresy and sentenced to house arrest in 1633 for arguing the Earth revolves around the sun.

Amazon's 38% off deal on this rugged smartwatch with multi-satellite navigation and advanced health tracking is just in time ...

In 2025, the summer solstice will fall on Friday, June 20. Here are some fascinating facts to celebrate the celestial occasion.

I was looking forward to writing a tribute to clear summer skies and great summer stargazing in the Pacific Northwest.

Once a star reaches the end of its life stage and becomes a red giant, any chance for life is extinguished. This is also true for our Sun, which is expected to turn into a red giant in about five ...

Our solar system is a pretty wild place, full of amazing stuff. From the giant Sun to the tiny rocks floating around, there’s ...

Click the audio player below to listen to our new bulletin: The Sun Headlines. We’ve launched The Sun Headlines so you can LISTEN to our top stories every day while you’re on the go. Ou… ...