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

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 ...

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

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

Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show.

A possible new dwarf planet has been discovered at the edge of our solar system, so far-flung that it takes around 25,000 ...

Venus continues to be the brilliant “Morning Star” in the East before dawn, albeit dimming just a bit as it moves away from ...

and features a surface temperature as low as -400°F. Still that date will be one to circle on cosmic calendars. It takes Pluto slightly over 248 Earth years to orbit the sun, which means that on ...

In August 2006, the International Astronomical Union made the controversial ... A number of geological features were found on Pluto, including windswept dunes and ice-spewing volcanoes ranging ...