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

Stephen Hawking was born exactly 300 years after Galileo Galilei died. Their death and birth, exactly 300 years apart on ...

Italian astronomer Galileo Galilei peered through his newly improved 20-power homemade telescope at the planet Jupiter. He ...

An event called a "ring plane crossing" will occur between Saturn and Earth on March 23, 2025, when Saturn's rings will ...

Nearly 415 years ago to the day astronomer Galileo Galilei discovered the moons surrounding Jupiter looking through his homemade telescope.

As a scientist turned novelist, Dr. Katherine E.A. Korkidis successfully made the transition by crafting stories that showcased her passion for ...

📅 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.

The love for tradition kept the Eastern Orthodox Church from adopting the Gregorian calendar though it was based on reason ...

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

"There are plenty of astronomy apps for mobile phones to guide your viewing, but be aware that they can destroy or diminish ...

On January 7, 1610, the Italian astronomer Galileo discovered three of Jupiter's moons: Callisto, Europa and Io. When he ...