Copernicus

Watch Live: Next-Gen Environment Satellite Aims For Space

by Elizabeth Howell April 3, 2014

Want to stay on top of all the space news? Follow @universetoday on Twitter UPDATE, APRIL 4: The satellite safely made it into space! Watch the launch replay and successful satellite separation here. Just in case you aren’t already in French Guiana, here’s your chance to watch a European environment radar satellite take a rocket ride. […]

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Copernicus

by Abby Cessna November 15, 2009

Nicolaus Copernicus was a Polish astronomer and mathematician. He was born February 19, 1473. He was born into a well-to-do family. After his father died, his uncle looked after his education, eventually securing him a position in the church. Copernicus first grew interested in astronomy when he was a student. Later, when he was studying […]

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Who Discovered Jupiter?

by Fraser Cain September 16, 2009

Jupiter is one of the 5 planets visible with the unaided eye. That means you can go out on a clear night, when Jupiter is up in the sky, and see it with your own eyes. No telescope is necessary. In fact, it’s one of the brightest objects in the sky. When Jupiter is there, […]

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Difference Between Geocentric and Heliocentric

by Abby Cessna August 2, 2009

The geocentric model was developed thousands of years ago by Greek philosophers and was the accepted model of the Solar System for centuries. Geocentric actually means earth centered. This model is also called the Ptolemaic system in honor of the Greek scientist and philosopher Claudius Ptolemy, although the thory was around years before him. The geocentric model places […]

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Heliocentric Model

by Abby Cessna June 22, 2009

The heliocentric model is a theory that places the Sun as the center of the universe, and the planets orbiting around it. The heliocentric model replaced geocentrism, which is the belief that the Earth is the center of the universe. The geocentric model was the prevailing theory in Ancient Greece, throughout Europe, and other parts […]

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