Even so, there are parts of the distant Solar System that we know about, such as the Kuiper Belt. It's all good and well knowing facts about space, but how do you get there? Find out here.

Nesvorny told Newsweek: "For me, the most interesting thing about this is that the Oort spiral is the boundary between the ...

Need a new idea to keep kids entertained? Try stargazing. Free learning activities and videos about the solar system Free learning activities and videos about the solar system Free learning ...

Explore space with these fun solar system worksheets. Kids will learn about planets, moon phases, and space exploration through hands-on activities. Perfect for home or classroom use, these ...

They are stored in the Oort cloud, a huge, diffuse sphere of cometary nuclei in the far reaches of the solar system. Close to the sun, yet still beyond Neptune, circle what may well be their ...

"These objects really could be anywhere in the solar system at any given time." Related: Alpha Centauri: Facts about the stars next door Wiegert and his colleague, University of Western Ontario Ph ...

Narrator: Serious scientists, like myself, believe our solar system was formed by the collapse of a giant cloud of gas and rock and is held together by the gravitational pull of the Sun.