Underknown on MSN
What If the Moon Collided With Earth?
Imagine a scenario where the Moon, our constant companion in the night sky, begins a deadly trajectory toward Earth. The ...
(CNN) — The asteroid known as 2024 YR4 is out of sight yet still very much on scientists’ minds. The building-sized object, which initially appeared to be on a potential collision course with Earth, ...
Underknown on MSN
What If Earth and Moon Switched Sizes?
Imagine for a moment that Earth suddenly shrank to the size of the Moon, while the Moon expanded to the size of Earth. How would life on our planet change? Could humans survive this dramatic cosmic ...
Earth has dodged a celestial bullet, but the moon might not be so lucky, and that has scientists keeping their telescopes and minds trained on a massive asteroid called “2024 YR4.” That’s not its ...
Long ago, the Moon was much nearer Earth. Scientists believe a protoplanet collision created the Moon 4.5 billion years ago.
The asteroid known as 2024 YR4 is out of sight yet still very much on scientists' minds. The building-sized object, which initially appeared to be on a potential collision course with Earth, is ...
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