Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Jupiter’s moon ...

The largest moon in the solar system is Ganymede, which orbits the largest planet, Jupiter. New research suggests that an ...

The Jupiter Icy Moons Explorer (Juice) spacecraft, barreling through our solar system, recently used Earth's gravity to ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific ...

Comet Tsuchinshan-ATLAS reaches perihelion, Venus is a bright evening star, and the New Moon passes in front of the Sun in ...

What is the moon phase today? Today, Sept. 29, 2024, the moon is 26 days old and is in the Waning Crescent phase of its lunar cycle. It is 8% illuminated. Moon phases reveal the passage of time in ...

Learn about the important mission to see if there's ability to support life on Jupiter, and also how to find Cassiopeia in ...

A NASA mission launching in October will send cameras and other scientific equipment to see, among other things, whether ...

Saturn's moon, Titan, is the only other celestial body we know of where long-lasting reservoirs of liquid pool on the surface ...

Join NASA's Europa Clipper mission as it explores Jupiter's moon Europa for the key elements for life in the depths of its hidden ocean beneath its icy surface.

We are all familiar with our one Moon but other planets have different numbers of moons; Mercury has none, Jupiter has 95 and ...