Earth is the only life-supporting planet in our Solar System. Until now. Today, we’re bringing Kepler 22-b into our planetary ...

A new study suggests Earth formed almost entirely from material in the inner Solar System, challenging the idea that ...

Asteroid Bennu's chemical fingerprint is revealing new clues about where it formed and the surprising role Jupiter played in ...

Ancient grains inside one of the oldest known meteorites reveal that a surprisingly strong magnetic field existed during the solar system’s first 200,000 years. The discovery suggests magnetism worked ...

Add Yahoo as a preferred source to see more of our stories on Google. A distant gas giant the size of 10 Jupiter planets is now the first planet outside Earth's solar system to be mapped in three ...

Impact simulations could change how researchers understand moon formation and may help constrain the timing of the event.

Iron meteorites show the first bodies of the early solar system were 83% to 92% dry rock, with water arriving millions of ...