Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby sun-like star, providing a ...

The solar system consists of eight planets, several dwarf planets, hundreds of moons, and billions of asteroids, comets and meteoroids. The exact boundaries of the solar system ar ...

Lunar and solar eclipses occur when the Earth, Moon, and Sun align in specific ways, but their formations and appearances ...

In a cosmic breakthrough, scientists using the James Webb and ALMA telescopes have caught a rare glimpse of a planetary ...