From Sabrina Carpenter's hit song Espresso to a newly discovered Earth-sized exoplanet orbiting a red dwarf, the most ...

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 ...

On a small dwarf planet called Makemake, astronomers have seen signs of surprising temperature changes. These could indicate that the tiny world, which is about 45 times further from the sun than ...

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 rocky planet, about the same mass as Earth, revolves around a white dwarf in the constellation Sagittarius. The discovery brings a glimmer of hope for Earth's survival when our sun enters its ...

Astronomers have spotted orbiting around a young star a newborn planet that took only 3 million ... to become a stellar type called an orange dwarf, less hot and less massive than our sun.

As technology improved, scientists were better able to calculate Pluto’s mass, which prompted some astrophysicists to argue Pluto was not Planet X. Their argument was furthered when the International ...

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 ...

You may need binoculars or a telescope for this one. It includes the three furthest planets in our solar system. There will be six planets visible this time around, including Venus, Mars ...