Narrator: Serious scientists, like myself, believe our solar system was formed by the ... This theory was known as the heliocentric model. It was controversial as accepted wisdom at the time ...

TIMHi, I'm Tim Peake. I'm an astronaut based here at the European Space Agency in Germany, and from December 2015, to June 2016, I spent six months orbiting Earth on the International Space Station.

He also saw that debased fiat currency couldn’t last. In the annals of history, Nicholas Copernicus is celebrated as the groundbreaking astronomer who toppled the geocentric view and unveiled the ...