A possible dwarf planet, like Pluto, has been observed in our solar system, according to a preprint published in arXiv. The area of space where this planet was found was previously thought empty.

Scientists have identified an object about 435 miles (700 km) wide inhabiting the frigid outer reaches of our solar system that might qualify as a dwarf planet, spotting it as it travels on a ...

The small world was found during a search for the hypothetical Planet Nine, and astronomers say the next time it will reach its closest point to the sun is in the year 26186.

Astronomers have indeed discovered a potential new dwarf planet in the outer reaches of our solar system, far beyond Pluto.

Looking for the best educational YouTube channels for kids? Discover top picks that turn screen time into meaningful learning from maths and science to languages and culture.

In the RTÉ Kids' show What's Next?, young brainboxes from all over Ireland, with a little help from some influencers, compete to come up with ideas that could help save Planet Earth.

Still, kids in school now learn that the Solar System is not just the eight planets but also at least five dwarf planets, hundreds of moons, millions of asteroids and comets, and a lot of other ...

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 ...

New research from NASA and Purdue University suggest that dwarf planet Ceres is chock full of water ice that once flowed as a muddy ocean on its surface.

Kids in school are learning about the eight planets and the (currently) five dwarf planets. In order from the Sun, we first find Ceres – the largest object in the asteroid belt.

Real Image of Dwarf Planet Pluto? A colorful photo said to show the former planet was circulating on social media.