• History of the Universe
  This interactive timeline reveals the evolution of the universe from the big bang to the time 10100 years from now when burned-out stars and black holes will have evaporated.
• Birth of a Supernova
  What exactly happens in a supernova explosion? This interactive feature demonstrates, step-by-step, the sequence of events that results in Type Ia and Type II supernovae.
• Tour the Universe (VRML)
  This VRML feature allows you to take an extensive tour of our local universe. Within this three-dimensional world, you can visit and find out about 2,000 of the galaxies that surround our own.
• Moving Targets (Hot Science)
  This activity shows how astronomers use the Doppler effect and redshift to determine how fast a stellar object is moving away from or toward us.
• How Big is the Universe?
  Cosmologist Brent Tully answers this question and discusses some of astronomy's latest developments.
• Spin a Spiral Galaxy (QTVRs)
  Included in this feature is an object VR that allows you to spin a spiral galaxy on two axes, revealing how a galaxy can appear to be elliptical, or round, or flat in shape, depending on your vantage point.
• NOVA News Minute
  Watch a news clip related to NOVA's "Runaway Universe" program.

Text Runaway Universe Home | History of the Universe | Birth of a Supernova
Tour the Universe | Moving Targets | How Big is the Universe?
Spin a Spiral Galaxy | Resources | Teacher's Guide | Transcript | Site Map NOVA Online | Editor's Picks | Previous Sites | Join Us/E-mail | TV/Web Schedule
About NOVA | Teachers | Site Map | Shop | Jobs | Search | To print

NOVA Online is produced for PBS by the WGBH Science Unit Major funding for NOVA is provided by the Park Foundation, Sprint, and Microsoft. Additional funding for Runaway Universe was provided by the National Science Foundation.