What exists beneath the surface of Jupiter's icy moon, Callisto? This is what a recent study accepted by The Planetary ...

Particles from Earth’s atmosphere have been carried into space by solar wind and landing on the moon for billions of years, mixing into the lunar soil, according to a new study.

Our nearest neighbor, the moon, is still something of a mystery to us. For decades, scientists have wondered why it appears ...

The king of the solar system, the giant planet Jupiter, will reach opposition. Because Earth will be almost directly between ...

Many astronomical events, such as meteor showers, run by calendrical timings as well. But our moon and the other planets move ...

The solar system’s largest planet shines bright as the Moon wanes and Saturn’s moons dance in the sky this week.

Although Europa is the fourth largest of Jupiter’s 95 moons, it’s the smallest of the Galilean moons – the largest being Ganymede. With an equatorial diameter of about 3,100 kilometres, Europa is ...

Saturn is on display in the early-evening sky this month along with Uranus and Neptune, both within reach of binoculars. Jupiter dominates the night, reaching opposition on the 10th. The gas giant is ...

Could the icy moons of our solar system hold life beyond our planet? Keith Cooper looks at how planetary scientists plan to find out ...

On Dec. 28, 2000, NASA’s Galileo spacecraft discovered auroras on Ganymede, Jupiter’s largest moon. Galileo launched in 1989 on a mission to study Jupiter and its moons. It also flew by Venus and ...

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For more than a decade, scientists have accepted that Titan, Saturn’s biggest moon, has a subsurface ocean of liquid water. A new look at the data suggests otherwise. Reading time 4 minutes Over a ...