Why Can't We Find Planet 9? Deep in the outer reaches of our solar system, far beyond Neptune and Pluto, something massive is ...

Scientists have discovered more than 6,000 planets beyond our solar system. What if some of them aren't planets at all, but ...

Saturn reigns supreme when it comes to the number of moons orbiting any solar system planet. Including the 128 ...

Explore the wonders of our solar system in "25 Insanely Cool Things In Our Solar System"! WATCH OUR OTHER VIDEOS: ►25 Insanely Cool Facts About the Solar System <a href=" ►25 Unexplainable Things ...

Discovered by volunteer scientists, this alien planet is out of synch with its siblings ...

What was originally thought to be a planet orbiting the Fomalhaut star was probably just the fallout of a wild collision.

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

Spectacular clouds swirl across the surface of Jupiter. These clouds contain water, just like Earth's, but are much denser on ...

Astronomers have captured an exceptionally rare view of young planets in mid-transformation, revealing how bloated, giant worlds may shrink into the most common planets in the galaxy. Astronomers have ...

One of the biggest recent surprises in astronomy is the discovery that most stars like the Sun harbor a planet between the ...

A solar conjunction occurs as Venus' orbit carries it into alignment with the sun and Earth. Venus will align with the sun ...

Shining in the constellation Gemini near the bright stars Pollux and Castor, Jupiter's opposition is the best time to see the ...