Earth, between sweltering Venus and frozen Mars, formed and orbits within a band where water could persist in solid, liquid, and gaseous phases. Mars had surface water, but not as much as Earth, and ...

Children’s books usually show a moon rising at night, but the moon rises in the sky at night only half of the time. The rest ...

There's a bright "star" shining in the east after dark. It's Jupiter, which is now approaching it's biggest, brightest and ...

The Celestron NexStar 8SE is on offer for $300 off ahead of Black Friday, which is cheaper than when it was on offer over Prime Day.

The Arecibo Message as it appears when its 1,679 bits are properly aligned on a grid (left), an annotated illustration ...

In 1781, German-born British astronomer William Herschel made Uranus the first planet discovered with the aid of a telescope.

Despite the lack of a dedicated mission to the planet, scientists have learned plenty through ground observations and space ...

Monday evening (Nov. 4), the night before Election Day, will bring a lovely celestial display involving the two brightest ...

These are just a taste of the discoveries made by the $10 billion Webb telescope since it began science observations in 2022.