The NASA/ESA/CSA James Webb Space Telescope has discovered a new moon orbiting Uranus. The moon, designated S/2025 U1, is ...
The object dubbed Earth's "second moon" is actually a quasi-satellite that's accompanied the planet since 1957 — not a true ...
Astronomers are testing a quieter way of searching for moons beyond the solar system, using careful measurements of motion ...
Earth has one true moon, but there are also several asteroids known as quasi-moons that are in orbit with the sun. A newly discovered asteroid, 2025 PN7, is the seventh confirmed quasi-moon that ...
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Wobbling exoplanet hints at a hidden exomoon so massive it could redefine the word 'moon' altogether
"In our solar system, the most massive moon is Ganymede, which is still extremely small compared to what we are inferring ...
Some planets in our solar system have an incredible amount of moons. Jupiter has 95, with names like Ganymede and Europa. Remarkably, though, Saturn has almost three times that number, including the ...
The moon is our nearest neighbor in space, at an average distance of about 238,000 miles. As it orbits our Earth every month or so, it appears to pass by stars and planets in our night sky … or, at ...
Astronomers discovered a "quasi-satellite" of Earth, also known as a "quasi-moon," dubbed 2025 PN7 in 2025. NASA told Snopes that 2025 PN7 has been in its current configuration "since at least the ...
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