Using this telescope, Galileo peered up towards the constellation Orion on January 7, 1610. His target was the planet Jupiter – an object brighter than the surrounding stars. To his surprise ...

the best evidence of a subsurface ocean was gathered by NASA’s Galileo spacecraft, which orbited Jupiter from 1995 to 2003. Astronomers believe ocean worlds such as Europa are common outside of ...

On this date, Jan. 7, 1610, astronomer Galileo Galilei, with a homemade telescope, noticed three points of light near Jupiter. Initially believing they were distant stars, Galileo’s repeated ...

On this date, Jan. 17, 2002, the Galileo probe made it’s 33 rd pass of Jupiter’s moon, Io. After Voyager 1’s pass in 1979, Io was dubbed the most volcanically active place in the solar system.

The later Galileo mission, which orbited Jupiter from 1995 to 2003, helped confirm the existence of a global ocean, when it discovered that Jupiter’s magnetic field was disrupted in the vicinity ...

These icy Jovian moons were first discovered by Italian astronomer Galileo Galilei in ... Florida and arrived at Jupiter on July 4, 2016. It then orbited Jupiter 35 times before a mission extension.