Scientists at NASA for the first time have been able to observe the make up of Pluto and other small and icy celestial bodies ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Does our Solar System have 9 planets or only 8? Astronomers have gone back and forth on that a lot, with Pluto now being classified as a dwarf planet. However, out beyond Neptune there could be ...

and Vesta as full-fledged members of our planetary system. Today, when tens of thousands of minor planets have been discovered (most residing in an "asteroid belt" between Mars and Pluto), not ...

NASA has given a new lease of life to its New Horizons mission, which in 2015 got the first-ever close-ups images of dwarf planet Pluto ... its solar wind at the very edges of our solar system.

Take advantage of a special 6-7 planet alignment from Earth's perspective. Planets 'line up' in the skies over California in ...

In August 2006, the International Astronomical Union made the controversial, but correct, decision to demote Pluto from its ...

"It's half Pluto's size and 12% of its mass, which makes it much more similar to the Earth's moon than any other moon in the solar system." For comparison, our moon is just a quarter of the size ...

Jan. 7, 2025 — A researcher has used advanced models that indicate that the formation of Pluto and ... could reshape our understanding of the Earth-Moon system and the broader solar system.

Narrator: Serious scientists, like myself, believe our solar system was formed by the collapse ... moons and dwarf planets such as Pluto. What's this? Oh noooo… Stella: You should know where ...