Galileo used his telescope to gather data about the heavens, and his observations and theories sparked much controversy. Contrary to the popular belief of the time, Galileo suggested that Earth was ...

Astronomers have been studying the sun for over 400 years, but Galileo was one of the first to document dark spots on the star. These observations challenged the general idea that the sun had the ...

If you caught the eclipse this week, you probably took care to use eclipse glasses or a pinhole camera. But you may have caught a glance at the Sun with the unaided eye. Perhaps while looking at the ...

Italian scientist Galileo Galilei was not the first person to claim Earth orbited the sun. But he was the first who could prove it. His observations made through a home-made telescope changed the ...

Since Galileo’s time, technology has advanced enough to track the Sun’s roughly 11-year cycle and to study phenomena like solar flares, prominences, and the solar wind in greater detail. Still, some ...

Galileo was not the first man to claim the Earth orbited the sun, but he was first who could prove it. And the landmark discovery he made with his newly-built telescope changed the course of ...

Palo Alto, California — According to schoolbook an common-culture legend, the Vatican, in 1633, forced Galileo to renounce the theories which put the sun instead of the earth at the center of the ...

After eight years surveying Jupiter and its moons, NASA is giving its pioneering Galileo spacecraft an unusual but fitting send-off by steering it on a suicide course for the giant gas planet whose ...

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WITH all the attention on Darwin this year, one could almost overlook the 400th anniversary of one of the most significant events in the history of science: the first time Galileo peered through ...

Source: NOVA: "Galileo's Battle for the Heavens" This resource was adapted from NOVA: "Galileo's Battle for the Heavens." In 1610, when Galileo first pointed his newly built telescope toward the sky, ...

Why are we asking for donations? Why are we asking for donations? This site is free thanks to our community of supporters. Voluntary donations from readers like you keep our news accessible for ...