Assertion: solar system | /r/HasProperty | formed
Facets:
Source sentences:
text: Scientists believe that our solar system was formed around 4.5 billion years ago.
text: Because the fault scarps are relatively small, scientists are sure that they weren't created that long ago and that the planet is still contracting 4.5 billion years after the solar system was formed.
text: With time, the cloud became very hot and became a star which was named the Sun and the Solar system was formed.