This video segment adapted from NOVA scienceNOW follows scientists analyzing meteorites—the oldest rocks in the solar system—to determine what triggered the birth of our solar system from a vast cloud ...

Water found deep within the planet's interior contains different ratio of heavy hydrogen isotopes and normal hydrogen, pointing toward separate point of origin Flickr / Creative Commons Scientists ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The shock wave from an exploding star likely helped trigger the formation of our solar system, ...

Pea-size minerals inside a meteorite are the oldest known material in the solar system, a new study says. At 4,568.2 million years old, the minerals push back the birth of the solar system by as much ...