Conventionally, the moon is thought to have formed during one big impact, but a three-impact model might make more sense ...
Over 4.6 billion years ago, Earth took shape from a spinning cloud of dust and gas surrounding the young sun. Tiny particles within this cloud collided and clumped together, driven by gravity and ...
Roughly four and a half billion years ago the planet Theia slammed into Earth, destroying Theia, melting large fractions of ...
Factinate on MSN
It Seems Absurd, But You Could Line Up Every Planet In The Solar System Between Earth And The Moon
Space has a knack for bending our sense of scale. The Moon feels close enough to touch—after all, we see its craters with ...
The moon is weird. It's completely unlike anything else in the solar system. So how did our planet end up with such a special ...
Earth, sun, moon: three objects in space whose interactions have a pretty big impact on our lives. Earth orbits the sun once a year, and it rotates on its axis about once a day (depending on your ...
Space.com on MSN
Earth and Theia smashed to birth the moon, but did they first start out as close neighbors?
"The most convincing scenario is that most of the building blocks of Earth and Theia originated in the inner solar system.
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