Get more advanced explanations of the concepts and principles used to study and understand the universe.
Get a closer look at the objects that make up our universe, from binary systems to obscure dark matter.
Put your astrophysics knowledge to work! Delve deeper into some of the questions that astronomers and astrophysicists are trying to answer right now.
The Search for Answers
A more advanced look at the tools and methods scientists use to study the high energy universe
Imagine the Universe is a service of the High Energy Astrophysics Science Archive Research Center (HEASARC), Dr. Alan Smale (Director), within the Astrophysics Science Division (ASD) at NASA's Goddard Space Flight Center.
The Imagine Team
Acting Project Leader: Dr. Barbara Mattson
All material on this site has been created and updated between 1997-2012.