The origin of the Moon has fascinated scientists for decades. The most widely accepted theory suggests that the Moon formed ...

Both systems include a moon that is a large fraction of the size ... Dec. 19, 2024 — New studies offer a clearer picture of how the outer solar system formed and evolved based on analyses of ...

"This is the most powerful volcanic event ever recorded on the most volcanic world in our solar system — so that's really ...

A colossal impact billions of years ago carved out the canyons that rival the most breathtaking features here on Earth in a ...

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object ...

Skywatchers on Thursday evening, Feb. 6, will notice an eye-catching pairing-off between two of the brightest objects in the ...

Scientists found Titan’s orbit is shifting faster than expected due to tidal dissipation. A recent cosmic event likely ...

NASA officials said what Juno spotted was 'the most powerful volcanic event ever recorded on the most volcanic world in our ...

Mars's moon Phobos is so strange that no one knows how it formed. But a forthcoming mission could solve this mystery - and a host of other puzzles connected to the solar system's deep past ...

NASA's Juno spacecraft has discovered a giant volcanic hot spot on the surface of Jupiter's hellish moon Io. The eruptions in ...

Even though humans have pondered the moon since the first of us looked skyward, there is still much we don't know about it.