Supernova Cosmology Project Team (photo)
Credit: Rosemary Nocera
Source: Lawrence Berkeley National Laboratory

Saul Perlmutter (photo)
Credit: Roy Kaltschmidt
Source: Lawrence Berkeley National Laboratory

High-Z Supernovae Search Team (photo)
Source: Adam Riess

Earthrise — from the Moon (photo)
Credit: Apollo 8, NASA
Source: Astronomy Picture of the Day

Earth (photo)
Credit: Apollo 17, NASA
Source: Image Science and Analysis Laboratory, NASA-Johnson Space Center

Sun in white light (photo)
Credits: NOAO/AURA/NSF
Source: National Optical Astronomy Observatory

Andromeda Galaxy (photo)
Credits: Bill Schoening, Vanessa Harvey/REU program/NOAO/AURA/NSF
Source: National Optical Astronomy Observatory

The Virgo Cluster (photo)
Credits: NOAO/AURA/NSF
Source: National Optical Astronomy Observatory

Albert Einstein, 1947 (photo)
Credit: Oren Jack Turner, Princeton, N.J.
Source: Wikipedia & Library of Congress

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Explore More Index

• What Is Dark Energy?
  Does it give us answers — or just reveal more questions?
• Fate of the Universe
  Will dark energy eventually tear the universe's atoms apart?
• Type Ia Supernovae
  How exploding stars help measure the cosmos
• Out of Space, Back in Time
  How can we see what happened in the early universe?
• Did Einstein Predict Dark Energy?
  He called it his "biggest blunder." But was it?
• Related Links
  Find more topical dark energy information
• Credits
  Special thanks to these contributors

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