NASA’s New Horizons mission has taken humanity closer than ever to understanding the mysterious dwarf planet, Pluto. In 2015, ...

NASA’s most recent photos of Pluto, captured by the New Horizons spacecraft, have revealed some of the most intriguing and ...

Wisconsin is an ideal place to travel this summer, with hikes, beaches, museums, and history sure to delight everyone in the ...

James Webb Space Telescope observations suggest Pluto’s atmosphere is unlike any other in the solar system, confirming a 2017 ...

The first observations of Pluto by NASA's James Webb Space Telescope (JWST) reveal dramatic phenomena on its surface, like ...

The James Webb Space Telescope (JWST) has discovered that a hazy sky over frozen Pluto is helping to cool the dwarf planet's ...

This 2015 NASA image of Pluto combines blue, red and infrared images. In 2006, the International Astronomical Union demoted Pluto to one of dozens of dwarf planets. After its discovery in 1930 ...

As a result of the International Astronomical Union’s 2006 demotion of Pluto from planet to dwarf planet, our solar system ...

Leo sees action as both Mars and Comet Schwassmann-Wachmann 1 move through; plus, spot galaxies and noctilucent clouds in the sky this week.

The TNO is potentially large enough to qualify as a dwarf planet, the same category as the much more well-known Pluto ... announced by the International Astronomical Union's Minor Planet Center ...