Lunar and Planetary Institute

Galaxies and the Universe
Possible Issues and Questions

Students and parents with a creationist viewpoint may be surprised and upset to discover that the issue of evolution exists in space science as well as biology, and that most astronomers accept distances to galaxies as millions to billions of light-years.

Frequently Asked Cosmic Questions
Does the universe have an edge, beyond which there is nothing? How do we know there really was a Big Bang? Find answers to frequently asked questions about the structure and evolution of the universe here.