"Eight minutes later, the orbiter started receiving data from the descent probe, which slammed into the top of the Jovian atmosphere at a comet-like speed of 170,000 kilometers per hour," NASA ...

Galileo continued writing in conversational language for his landmark 1632 work, Dialogo sopra i due massimi sistemi del ...

This gas giant has some really unique features that make it stand out. If you’re curious about space, learning a few things ...

Jupiter isn’t alone in this category; Saturn, Uranus, and Neptune are also gas giants, though Uranus and Neptune are often ...

And, scientists with the National Aeronautics and Space Administration (NASA) have detected what they like to call a ...

The solar wind pushes some of the gas and dust away from the comet, forming those beautiful tails we see. A comet actually ...

Some objects were placed in space on purpose, symbolic gestures meant to inspire or amuse. Others were lost by accident, ...

Space is a very big place, and as such, it's full of mysteries that scientists can't explain. Some of this is simply because it's impossible to fully observe, thanks to its sheer size and the ...

Humanity’s need to track the Moon's changing phases and motions is ancient. Mammoth hunters used the Moon as a timekeeper, carving crescent-shaped notches into bone and tusk. Sumerian astronomers ...

Jupiter has four so-called Galilean moons — Europa, Callisto, Ganymede and Io — which were first discovered by Italian astronomer Galileo Galilei in 1610.

The Perimeter exhibition captures this in striking fashion, starting with Galileo’s observations of the four largest moons of Jupiter in January, 1610.