The recently spotted asteroid 2025 PN7 appears to be the source of the rumor mill about Earth's supposed second moon. Earth has several quasi-moons that get their name due to the fact that they ...
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Chinese moon lander reveals giant 'cavity' of radiation between Earth and the moon
A new study using data from China's Chang'e-4 moon lander found an area of reduced radiation from cosmic rays near the moon.
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