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 ...

This episode examines a Flat Earther attempting to debunk space by attacking Venus phases, Earthrise photographs, and NASA ...

In this series, The Week looks at the ideas and innovations that permanently changed the way we see the world. The heliocentric theory is the idea that the Sun is at the centre of the solar system and ...

When asked who was the first to propose the heliocentric theory—that is, the one in which the Sun is the center of the universe and the planets revolve around it—the usual answer is Copernicus.

Google celebrates Nicolaus Copernicus's 540th birthday, a Renaissance scholar and astronomer, with an animated heliocentric model doodle. Copernicus in his seminal work De revolutionibus orbium ...

Why is Copernicus so celebrated in science? originally appeared on Quora - the knowledge sharing network where compelling questions are answered by people with unique insights. Answer by Alejandro ...

The Copernican (Heliocentric) Model: In the 16th century, Nicolaus Copernicus began devising his version of the heliocentric model. Like others before him, Copernicus built on the work of Greek ...

To mark the 540th birth date of Polish Renaissance mathematician and astronomer Nicolaus Copernicus, Google has created an animated doodle on its homepage depicting the solar system as described in ...