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

The six planets will be visible in the days immediately leading up to Jan. 21, and for about four weeks afterward. Mars, ...

Delve into the wonders of Venus—the beautiful and extreme planet of our Solar System. ✨ Experience its stunning visuals in 4K ...

Emily Simpson has loved space since she was a 10-year-old kid celebrating her birthday at a planetarium. Now a recent Florida ...

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

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