Supernovae, an Accelerating Universe and the Cosmological Constant
Abstract
Observations of supernova explosions halfway back to the Big Bang give plausible evidence that the expansion of the universe has been accelerating since that epoch, approximately 8 billion years ago and suggest that energy associated with the vacuum itself may be responsible for the acceleration.
- Publication:
-
Proceedings of the National Academy of Science
- Pub Date:
- April 1999
- DOI:
- 10.1073/pnas.96.8.4224
- Bibcode:
- 1999PNAS...96.4224K