About this document
Understanding the Universe and Solar System by june is a document available to read on EtoBox.
The universe began approximately 13.8 billion years ago as a hot, dense mass that underwent rapid expansion known as the Big Bang. It has continued expanding and cooling ever since, with matter condensing to form stars and galaxies. Dark matter and dark energy now dominate the composition and future expansion of the universe.
- Author
- june
- Language
- EN