On a small dwarf planet called Makemake, astronomers have seen signs of surprising temperature changes. These could indicate ...

When the International Astronomical Union (IAU) demoted Pluto from a planet to a dwarf planet in 2006, it surprised a lot of people, including some scientists. Even many years later, some ...

In the time Pluto was found, classified as a planet and reclassified as a dwarf planet, it has not completed one orbit. One year on the distant ice planet is 248 Earth years, and one day is 153 ...

The changing faces of Pluto| The predominant color of Pluto's surface is thought to result from ultraviolet radiation from the distant Sun breaking down methane on the planet's surface ...

Ceres, a dwarf planet located in the asteroid belt, still harbors many secrets. Recent discoveries could reshape our understanding of this mysterious celestial object. Computer simulations suggest ...

“One of the most intriguing questions right now in exoplanet astronomy is: Can rocky planets orbiting M-dwarf stars maintain atmospheres that could support life?” said Dr. Joshua Krissansen-Totton, ...

In 2006, the International Astronomical Union (IAU) voted on the definition of a planet. Famously, Pluto no longer met the criteria and was demoted to a dwarf planet. Things have been a bit of a ...

Top candidates in this search are rocky, rather than gaseous, planets orbiting low-mass stars called M-dwarfs -- easily the most common stars in the universe. One nearby M-dwarf is TRAPPIST-1 ...

the remaining gas planets inhabit deeper space. The solar system is also home to many other cosmic bodies including asteroids, moons and dwarf planets such as Pluto. What's this? Oh noooo ...

WASHINGTON, Oct 18 (Reuters) - In 1995, astronomers confirmed the discovery for the first time of a brown dwarf, a body too small to be a star and too big to be a planet - sort of a celestial tweener.