News

Since 1930, we’ve discovered that Pluto is one of the solar system’s most fascinating worlds. It features blue skies, red snow, glaciers made of frozen nitrogen, and dunes made of frozen ...
On the 95th anniversary of its discovery, Pluto remains one of the most beloved and enigmatic worlds in our solar system, ...
Pluto should be reclassified as a planet, according to a new research study. In a paper published in the journal Icarus, Philip Metzger, a planetary scientist at the University of Central Florida ...
Planet X or not, Pluto existed. Smaller than the Moon, but inhabiting the realm of the giant planets, it defied our notions regarding the architecture of the Solar System.
Both Morison and Byrne agree the IAU classification has had a scientific impact, and think Pluto and similar bodies should be classified as planets. But “it’s not particularly crucial whether ...
Pluto was relegated to dwarf planet status in 2006, just months after the spacecraft that Bowman manages, called New Horizons, began its 3 billion-mile journey to pay a visit.
The James Webb Space Telescope (JWST), operated by NASA, has uncovered intriguing new details about Charon—Pluto’s largest ...
"The debate over Pluto’s status highlights the evolving nature of scientific classification." ...
Pluto was once considered a planet, but it was categorized as a dwarf planet back in 2006 by the International Astronomical Union. When this happened, Alan Stern, the principal investigator behind the ...
Even astronomers who disagree over Pluto's classification agree that "the IAU's current definition of a planet only works for bodies orbiting our sun." The more we see outside our solar system ...