Galileo’s legacy in solar research. 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 ...

On Jan. 7, 1610, Galileo discovered four moons revolving around Jupiter — a discovery that would change his life forever. These four moons are Jupiter’s largest satellites — lo, Europa ...

In sync with the International Year of Astronomy, which marks the 400th anniversary of Galileo's discoveries, a group of astronomers and curators from the Arcetri Observatory and the Institute and ...

Galileo's Journal: 1609-1610. by Jeanne K. Pettenati ages 7 and older. December 30, 2006 at 7:00 p.m. EST. If you do experiments in science class, you have Galileo Galilei to thank.

NEW YORK — In 1610, Galileo Galilei peered through his telescope and discovered four moons orbiting around Jupiter, a breakthrough that helped confirm the heliocentric theory that the Earth ...

The first publication by Galileo Galilei has set a new auction record for the celebrated astronomer, selling for $1.5 million at Christie's.

How Galileo Constructed The Moons of Jupiter is not freely available online, but the brief article zeroes in on the sequence of nights between Thursday, January 7th and Friday January 15th, 1610 ...

On Jan. 7, 1610, astronomer Galileo Galilei sighted four of Jupiter’s moons. In 1789, the first U.S. presidential election was held. Americans voted for electors who, a month later, chose George ...

The document contains drafts that refer to Galileo's presentation of a new telescope to the Doge of Venice on August 24, 1609 and his observations of Jupiter using a telescope in January 1610.

On Jan. 7, 1610, the astronomer Galileo Galilei sighted four of Jupiter’s moons. In 1789 the first U.S. presidential election was held. Americans voted for electors who, a month later, chose ...