Scientists think the solar system formed about 4.6 billion years ago.
How long ago do scientists think the solar system formed?
4.3 million
4.6 billion
6.2 billion
2.6 billion
1 answer
4.3 million
4.6 billion
6.2 billion
2.6 billion
1 answer
Scientists think the solar system formed about 4.6 billion years ago.