Earth’s Building Blocks Came from Close to Home, Planetary Scientists Say
A new analysis of isotopic signatures across planets and meteorite parent bodies suggests our home world formed entirely…
Trans-Neptunian Object Quaoar Has Two Moons, New Study Suggests
The newly-discovered moon has an estimated diameter of 38 km (23.6 miles) and a V magnitude of 28,…
Is There Actually A Ninth Planet In Our Solar System? Here’s What We Know
On August 24, 2006, our solar system lost a planet. It wasn’t by cataclysmic destruction, but rather by…