Contrary to online rumors, Earth still only has one true moon, but astronomers have discovered a so-called 'quasi-moon.' Here ...

Earth still only has one true natural satellite — our 2,159-mile-wide moon oribiting about 239,000 miles away. However, ...

NASA just confirmed that a quasi-moon has been orbiting since 1960. Here is everything to know about what is being called a ...

Discovering who you are is a journey that lasts a lifetime.

What adults often take for granted in life's minutiae frequently delights children. One of those kids is Luna, 6, for whom the world is a giant laboratory, filled with opportunities to learn more ...

Sept. 14 (UPI) --On this date in history: In 1901, U.S. President William McKinley died of wounds inflicted by an assassin eight days earlier. He was succeeded by Vice President Theodore Roosevelt. In ...