On July 6, 1938, an American astronomer named Seth Barnes Nicholson discovered Jupiter's moon Lysithea. Nicholson spotted ...

ESA’s Jupiter Icy Moons Explorer (JUICE) that was launched in 2023 will take about 8 years to arrive at the jovian system ...

To get a glimpse of the “Swift Planet,” EarthSky suggests waiting for the sun to set before looking west for the planet ...

In April, scientists announced that they had used NASA’s James Webb Space Telescope to find a potential signature of alien life in the glow of a distant planet. Other scientists were quick to ...

NASA has discovered the third known interstellar object to pass through our solar system, but the icy snowball object poses ...

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

Here's how to watch the July full moon, along with appearances from planets and constellations in the night sky.

Our solar system is a pretty wild place, full of amazing stuff. From the giant Sun to the tiny rocks floating around, there’s ...

Ice moons such as Jupiter’s Europa and Saturn’s Enceladus are currently at the forefront of the search for extraterrestrial life, as it is believed that beneath their thick icy shells there ...

Each of Jupiter's other 91 official moons has a diameter greater than 0.6 mile (1 kilometer) — but only 57 have names, and just eight have regular, nearly round orbits.

Each of Jupiter's other 91 official moons has a diameter greater than 0.6 mile (1 kilometer) — but only 57 have names, and just eight have regular, nearly round orbits.

The moons orbiting Jupiter from the Galilean group are in what scientists describe as orbital harmony. In the group of Io, Europa, and Ganymede there are orbital and geological interactions in the ...