CAPE CANAVERAL, Fla. -- Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby sun-like star, providing a precious peek into the dawn of our own solar system.

Astrophotographers have snapped stunning shots of a giant shapeshifting solar prominence, dubbed "The Beast," which appeared over the sun's northeastern limb on July 12 and rained impossibly fast fire ...

Weighing in at 0.6 solar mass, HOPS-315 should someday grow to become a star much like our own sun; this makes it a promising stand-in for studying the first stages of our solar system’s history. For ...