On the 95th anniversary of its discovery, Pluto remains one of the most beloved and enigmatic worlds in our solar system, ...

Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary status.

Pluto was the first TNO discovered, but thousands more now reveal a complex, hidden world beyond Neptune. Webb Breakthrough.

Whether Pluto is officially a planet is the least interesting thing about the runt of the solar system, astronomers will tell you 95 years after the discovery of the fascinating and sometimes ...

Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

Scott Sheppard, staff scientist at DTM, will give a talk titled "Beyond Pluto: The Hunt for Planet X" at 6:30 p.m. on Thursday, May 19, 2016 in the Greenewalt Lecture Hall as part of Carnegie's ...

Pluto was once the ninth planet of our solar system, until scientists reclassified it in 2006, sparking outrage and debate.

Berlin-based world sales company Pluto Film is marking its 10th anniversary with a shift into production as it readies its ...

Featuring a discussion on scientific exploration and how it inspires humanity, the keynote event for the sixth annual I Heart ...

In August 2006, the International Astronomical Union made the controversial, but correct, decision to demote Pluto from its ...

Why is Pluto no longer a planet? Discover the real reason behind Pluto’s reclassification as a dwarf planet and the science that led to this change.