On this date, Jan. 7, 1610, astronomer Galileo Galilei, with a homemade telescope ... over several nights and realized they were moons orbiting the gas giant. And thus, Io, Europa and Ganymede ...

For most of history, the Moon was regarded as a mysterious and powerful object. Then scientists made it into a destination ...

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

Galileo precedes today’s physicists by many generations, but his work underscores the interplay of intellect and observation ...

How did the great modern scientific adventure related to the discovery and study of celestial bodies and the cosmos begin?

Uncover the mystery behind Saturn’s iconic rings. ExtremeTech explains their origins and the science of our solar system.

Among them was the discovery of four moons orbiting Jupiter. To Galileo, the moons proved that not everything in space circled the Earth, and therefore our planet was not the absolute center of ...

Galileo Galilei was the founder of modern physics ... He saw mountains on the Moon (very anti-Aristotle this), then satellites orbiting Jupiter, which he mapped with such accuracy that his ...

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.

This biopic is about Galileo Galilei, the seventeenth century Italian who laid the foundations of modern science. Galileo made himself one of the world's first telescopes and discovered the moons ...