The leading explanation for all of these mysteries is known as the giant impact hypothesis. According to this story, when the solar system was just getting started, a Mars-size protoplanet named Theia ...

Over 4.6 billion years ago, Earth took shape from a spinning cloud of dust and gas surrounding the young sun. Tiny particles ...

So, if the moon didn't form with the Earth, where did it come from ... believe the moon formed when the young Earth was ...

YR4 was classified in February at Level 3 on the Torino Scale prompting the UN to activate the Planetary Security Protocol ...

Learn about the latest update on asteroid 2024 YR4, which now has a 3.8 percent chance to impact the Moon.

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(Partial solar eclipses occurs when the moon comes between the Earth and the sun to partially cover the sun, resulting in a crescent shape.) But people in 13 states – from West Virginia to Maine – ...

Soil and rocks returned from the moon's far side suggest it may be drier than the side constantly facing Earth ...

Museum planetary science researcher Prof Sara Russell explains the origins of Earth's closest companion. 'There used to be a number of theories about how the Moon ... Did you know we’re offering an on ...

The total angular momentum of Earth's spin, the moon's spin and the moon's orbit is very large — far higher than for any other terrestrial planet. So how did we get so much momentum? Plus ...