0this is the start
0things can go into it
big bang
FundamentalCosmic
The start of everything. Almost all the hydrogen and helium that exists was made in its first few minutes.
First appeared13.8 billion years ago
Nothing comes before this. As far as physics can tell, this is where it starts.
The start of everything. Almost all the hydrogen and helium that exists was made in its first few minutes.
The start of everything. Almost all the hydrogen and helium that exists was made in its first few minutes.