The Solar System consists of the eight planets that orbit our Sun and other celestial bodies such as moons, comets, asteroids, minor planets, and dust and gas. The Sun is considered as the centre of ...

While Copernicus was not the first to propose a model of the solar system in which the Earth and planets revolved around the sun, his model of a heliocentric universe was both novel and timely. For ...

The Leiden Sphaera — the dynamic model of the solar system pictured above — was built around 1670 by Dutch clockmaker Steven Tracy. The impressive cosmic model measures 1.5 meters across, and is ...

Nicolaus Copernicus: An Essay on his Life and Work. By Fred Hoyle — Nearly everyone is ready to honour Copernicus, yet very few can explain exactly what he achieved. “His heliocentric picture of the ...

A Google Doodle today celebrates Nicolaus Copernicus, the Renaissance astronomer who pushed forward the (at the time) radical idea that Earth wasn't the center of the universe. Instead, he theorized ...

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.

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Both of the Solar System’s giant planets will be gone from ...

Researchers discovered a 500-year-old compass in a hidden chamber in Frombork, Poland, possibly used by Copernicus, shedding ...