The discovery of an extraordinary multi-planet system has demonstrated that so-called "hot Jupiter" planets may not be lonely ...

A powerful new tool comes online this year that could help astronomers locate the mysterious planet hiding somewhere beyond ...

Saturn, the sixth planet from the Sun, is one of the most breathtaking sights in our solar system. With stunning visuals ...

The discovery of two new planets beyond our solar system by a team of astronomers from The University of Warwick and the ...

New observational data from the James Webb Space Telescope and simulation models have confirmed a new type of planet unlike ...

Scientists have discovered a rare six-planet system where all planets orbit their star in perfect mathematical harmony.

A six-planet alignment or parade will form an arc in the early night sky, peaking in it's visibility Jan. 17-18. We let you ...

Worlds will align for a "planetary parade" in January, with four bright and easily visible to the naked eye. But an even ...

The Red Planet will be at its closest point to Earth, also known as perigee, on Jan. 12 and will be exactly opposite the sun ...

The newcomer replacing Pluto presently goes by “Planet Nine.” If and when it finally shows up, it will get the honor of a ...

Smaller gas giants are less likely to survive in such systems, surrounded by clashing planetary titans. With their lower ...