A new study suggests Earth’s Moon may have been “captured” from a binary system, challenging the long-held impact theory and ...

A town in the Austrian Alps might not seem like the most conducive place to come up with daring space missions. But, for the ...

Researchers at Penn State University suggest that Earth’s only satellite may have come from a “binary-exchange capture” ...

Scientists from Penn State University have proposed a radical new theory for the Moon's origin which overturns the popular ...

For nearly 40 years, scientists have generally agreed that Earth’s Moon formed from debris after a massive collision with our ...

Despite the lack of a dedicated mission to the planet, scientists have learned plenty through ground observations and space ...

King Triton and his wife, Athena, loved each other very much. She was more than just his queen, but his best friend since they were children and they shared a love for music. When she died, he was ...

It sounds like something out of a science-fiction movie. For the past couple of weeks, Earth's orbit has been home to a "mini-moon" the size of a city bus. The celestial object is more than just a ...

(Pic courtesy: NASA/JPL/University of Arizona) Neptune has 16 known moons, of which Triton is the largest. Interestingly it is the only large moon in our solar system with a retrograde orbit ...

Moon's Odd Orbit The Moon’s orbit around Earth isn’t perfectly aligned ... where a passing third body helps "snare" the Moon from another gravitational pair. Neptune’s moon Triton, which orbits in the ...

Triton, Neptune's largest satellite, is thought to have been captured from the Kuiper Belt. Its highly inclined and retrograde orbit reinforces this hypothesis. The Moon, according to this capture ...