For the past 60 years, Earth has had a secret companion in space—a quasi-moon that has been sharing our planet’s orbit around the Sun. This celestial body has been orbiting undetected, challenging our ...
Astronomers have discovered a new quasi-moon. 2025 PN7 is not the first quasi-moon, nor the only out there right now. Has Earth acquired a second moon? Not exactly. Astronomers recently discovered a ...
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