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News for Norther Colorado and the world

Sunday, November 23, 2014

Posts Tagged ‘Copernicus’

EarthSky Tonight—December 16, Jupiter at eastern

EarthSky Tonight—December 16, Jupiter at eastern quadrature

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org If you could look down on the solar system plane from outer space today, you would see that the sun, Earth and Jupiter form a 90-degree angle. Astronomers will say that Jupiter is at eastern quadrature – or 90 degrees east of the sun – today. Geometric markers such as these, for planets and moons in our solar system, are more than just academic. They indicate where you can find these bodies in our sky ... Full Story

Earthsky Tonight—March 11: Mars stationary in front

Earthsky Tonight—March 11: Mars stationary in front of stars

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org Almanacs say the planet Mars is “stationary” today. However, stationary doesn’t mean that Mars stays in the same place in Earth’s sky all night tonight. Mars actually shines in the southern sky at mid-evening, and crosses the sky westward throughout the night. This ruddy world sets beneath the western horizon before dawn tomorrow. Does stationary mean that Mars is staying still in its orbit around the ... Full Story

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