In Reality Check stories, Star-Telegram journalists dig deeper into questions over facts, consequences and accountability. More. The internet is buzzing after reports claimed NASA confirmed Earth now ...

You may have heard a lot of online chatter about Earth's two moons recently, but that doesn't quite get the discovery right. Earth still only has one true natural satellite — our 2,159-mile-wide moon ...

This occurs when the Moon’s 29.5-day cycle doesn’t align exactly with the calendar month, allowing two full moons to fall ...

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 ...

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 ...