Europa was one of four moons discovered on Jan. 7, 1610, by astronomer Galileo Galilei. Speaking of Galileo, this photo was ...

There are 358 days left in the year. Today in history: On Jan. 7, 2015, masked gunmen stormed the Paris offices of Charlie ...

Hi, and welcome back to TechCrunch Space. Happy New Year! And...surprise!: This will be the last edition of TechCrunch Space ...

The Ursuline Sisters' convent, dedicated in 1893, evolved into Marquette Catholic High School, marking a rich educational legacy in Alton.

📅 Today in History: In 1610, Italian astronomer Galileo Galilei, through improvements he made on a homemade telescope, first observed Jupiter’s four Galilean moons: Ganymede, Callisto, Io and Europa.

It was probably during his time at Padua that his path first crossed with Galileo Galilei and the two men ... independently discovered the four major moons of Jupiter. Nearly three years later ...

1610: Astronomer Galileo Galilei observed four of Jupiter’s moons for the first time. 1955: Singer Marian Anderson became the first Black American to sing ...

Scientists with NASA's Juno mission to Jupiter have discovered that ... Although the moon was discovered by Galileo Galilei on Jan. 8, 1610, volcanic activity there wasn't discovered until 1979 ...

The four "Galilean moons" were named after Italian astronomer Galileo Galilei, who is thought to have discovered them in 1610. As night falls, Jupiter will rise in the east-northeast, among the ...

Astronomer Galileo Galilei discovered it ... from Jupiter (and consequently of Jupiter’s gravitational pull) along this orbit constantly squeezes the moon, causing extreme tidal flexing.

Many scientists have ruled this world with their discoveries. Find out about the greatest scientists of all time discussed in ...