In August, an amateur French astronomer, Adrien Coffinet, messaged an email list dedicated to asteroid and comet research with an announcement. He’d identified a new quasi-moon: “2025 PN7 seems to be ...
Saturn and Jupiter have been locked in a competition for the planet with the highest number of moons. But as it happens, Jupiter never really stood a chance: Saturn has just won by a huge margin. That ...
Has Earth acquired a second moon? Not exactly. Astronomers recently discovered a new quasi-moon. This asteroid with a diameter of 50 feet will be accompanying Earth as it orbits the Sun for the next ...
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