Giant Impact Hypothesis As is not uncommon in science, the new Apollo data, which was originally intended to test existing theories, instead inspired a new one. In the mid 1970s, researchers proposed ...

It's largely agreed that the moon was created around 4.5 billion years ago when a protoplanet collided with early molten ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Illustration of a stage in the formation of the Earth-moon system. The Earth had recently formed ...

The conventional explanation for the moon's formation is that an enormous rock smashed into the nascent Earth and created it as a result. A new theory challenges the particulars of how events may have ...

The moon — for all its silent loveliness — was born in violence. About 4.5 billion years ago, a planet-sized object rammed the Earth and reduced it to a bleeding molten gob of starstuff, leaking like ...

Even while NASA now provides a clearer picture of how and when life might end on Earth, the chaotic beginnings of the planet and the solar system continue to spark some of the most mind-blowing ...

Scientists: Model shows how collision could have caused distinct lunar features. Aug. 4, 2011 — -- "Goodnight Moons"? "The cow jumped over the moons"? If a new theory published in Wednesday's ...

The core of Jupiter, the largest planet in our solar system, has long been a source of mystery for astronomers: an object so unfathomably dense and hot that it defies comprehension. Conventional ...