How Did the Solar System Form? The tale of our sun may begin with another star: a predecessor whose fiery death brought about the birth of our solar system.

ALIEN SOLAR SYSTEM. How would our solar system appear from afar? This artist’s view reveals dust and debris left from a disk of material that formed planets when the solar system was young.

NASA's spacecraft Lucy has already started its four-billion-mile odyssey to the "fossils" of the solar system, looking to solve the mysteries of our cosmic home ...

– Gavriel, age 10, Paducah, Kentucky A cloud of collapsing gas created our Sun, the first thing to form in our solar system. This happened about 4½ billion years ago.

All iron in planetary materials (including Earth) was inherited from the molecular cloud that collapsed to form our solar system and would have originally formed during nuclear fusion in massive ...

Scientists with the University of Chicago have laid out a comprehensive theory for how our solar system could have formed in the wind-blown bubbles around a giant, long-dead star.

The solar system as we know it began life as a vast, swirling cloud of gas and dust, twisting through the universe without direction or form. About 4.6 billion years ago, this gigantic cloud was ...

– Gavriel, age 10, Paducah, Kentucky A cloud of collapsing gas created our Sun, the first thing to form in our solar system. This happened about 4½ billion years ago.

– Gavriel, age 10, Paducah, Kentucky A cloud of collapsing gas created our Sun, the first thing to form in our solar system. This happened about 4½ billion years ago.