A recently discovered asteroid has made the news lately due to a small possibility of impact with Earth, but here is why the chance is very small.

Jupiter, the largest planet in our solar system, will outshine everything in the midnight sky as it makes its annual closest approach to Earth. Known as opposition, the event is when Jupiter will ...

The space rock is heading in our direction at some 18,700 miles per hour, according to the space agency's data.

After Friday's spectacle, a "planet parade" of this size won't appear in the night sky for several years, experts say.

NASA's Juno spacecraft swooped in for a close look at a massive thunderstorm on Jupiter, revealing that it may have ...

Though Io is not much larger than Earth's own ... Because Io is so close to its massive host planet, the moon is subjected to a tremendous gravitational pull as it orbits Jupiter once about ...

NASA's Europa Clipper will fly past Mars today to adjust its trajectory and position itself for a critical phase of its ...

NASA's Europa Clipper will streak just 550 miles (884 kilometers) above the surface of Mars for what's known as a gravity assist—a maneuver to bend the spacecraft's trajectory and position it for a ...