Scientists have uncovered surprising new behavior of Jupiter that directly affects Earth in ways we are only beginning to ...

New research suggests there may be a narrow window of possibility for life to persist on the icy moons of the outer solar ...

A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow up 2,000 Earths.

In approximately 4.5 billion years, as the sun transforms into a red giant and engulfs Earth, Jupiter's moon Europa may offer ...

New research suggests that our entire solar system is vulnerable to being thrown into chaos by a distant star.

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.

Jupiter, the largest planet in the solar system ... "Similar to how our moon gradually moves away from Earth due to tides, Io is slowly drifting outward from Jupiter," Batygin said.

Stunning new Jupiter photos from NASA’s Juno spacecraft reveal storms, cloud bands, and its volcanic moon Io as the mission ...

There’s a new frozen oddball orbiting the Sun, and it’s not your average space rock. It’s a planet—a minor one, to be ...

NASA's Hubble Watches Jupiter's Great Red Spot Behave Like ... event was caused by a planetary system with an Earth-like planet and brown dwarf. The star type was uncertain. The team has ...

Astronomers have long been intrigued by the makeup of the asteroid belt’s largest body. When it was first spotted in 1801, ...