Comparing that data to estimates about our Solar System's trajectory, the Vienna researchers found that the Sun and the Radcliffe ... different to anyone looking out from Earth when our Solar ...

The Oort cloud is traditionally thought of as a vast shell of perhaps trillions of icy objects encasing our solar system ... Sun and the Earth — the Oort cloud is both incredibly vast and ...

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.