In our solar system, the first solid material to condense near Earth around the sun is found trapped within ancient meteorites – or rocks from space that survive their trip through Earth's ...

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.

If our species manages to hang on for a few billion additional years, we might be in for a wild ride — stars passing in the vicinity of the sun could cause planets in our solar system to collide ...

Scientists have observed the sun's solar cycles since 1755, and according to new observations, the sun has already been at its solar maximum for a couple of years. “This announcement doesn’t ...

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 ...

The sun is unique in that it's the only star in our solar system. Up to 85% of stars have at least one companion star. The sun contains over 99% of the mass of our entire solar system.

The newborn planetary system appears to be emerging 1,300 light-years away around a baby star known as HOPS-315 that resembles a young version of the Earth's own sun.