The system is believed to be traveling at least 1.2 million miles per hour (1.93 million kilometers per hour), according to a ...

Discover interesting facts about how big earthquakes can get, why earthquakes happen, and why they're so hard to predict.

If you have kids in school, or even if you don’t, you’ve probably realized that there’s a lot about the day-to-day of school ...

Like a celestial parade across the cosmos, five bright planets are lighting up the night sky and visible with the naked eye ...

A neutron star’s density is mind-boggling. These stars are composed almost entirely of neutrons packed together in a tiny radius. Just a teaspoonful of this material would weigh over a trillion ...

Each planet is imagined as a stand-up comic, bringing its unique traits to the stage. Mercury's quick wit, Venus's charm, ...

NASA has found something on Uranus and Neptune. The ice giants of the solar system have long been enigmas for science.

We'll see six planets in the first part of February – Mars, Jupiter, Uranus, Neptune, Venus and Saturn – and on Feb. 28, they ...

Congrats Ms. Cody!

and Neptune. This rare event offers a chance to witness something immensely spectacular, and here are some lesser-known facts about why this Planet Parade is such a big deal. The Planet Parade of ...