When our solar system formed, Mars formed earlier than Earth, and its composition gives clues about early steps in planet formation. A new UC Davis study overturns previous ideas about how rocky ...

Meteorites delivered volatiles to Mars much earlier than scientists thought. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A new analysis of a ...

March 28 (UPI) --A rare isotope of helium gas is leaking from the Earth's core, which suggests the planet formed inside a solar nebula, according to a study published Monday in AGU Geochemistry, ...

BLOOMINGTON, Ind. -- The process that formed the giant planet Jupiter may also have spawned some of the tiniest and oldest members of our solar system -- millimeter-sized spheres called chondrules, ...

Bits of glass called Hiroshimaites may have formed by processes similar to those that formed the sun and the planets. When you purchase through links on our site, we may earn an affiliate commission.

The Orion Nebula, which our solar system may have resembled some 4 billion years ago. Image: NASA, ESA, M. Robberto (Space Telescope Science Institute/ESA) and the Hubble Space Telescope Orion ...

LIVERMORE, Calif.– The oxygen and magnesium content of some of the oldest objects in the universe are giving clues to the lifetime of the solar nebula, the mass of dust and gas that eventually led to ...

A new study of an old meteorite contradicts current thinking about how rocky planets like the Earth and Mars acquire volatile elements such as hydrogen, carbon, oxygen, nitrogen and noble gases as ...