W. Michael Wood-Vasey talks
with ScienceWatch.com and answers a few questions
about this month's Fast Breaking Paper in the field of
Space Science.
Article Title: Observational constraints on the
nature of dark energy: First cosmological results from the
ESSENCE supernova survey
Authors: Wood-Vasey, WM, et al.
Journal: ASTROPHYS J
Figure 1:
The relative scale of the Universe over
cosmic time. (Image credit:
Harvard-Smithsonian Center for
Astrophysics, Chandra X-Ray Center).
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Figure 2:
Figure 2:
The Blanco 4-meter telescope at the Cerro
Tolo Interamerican Observatory in Chile
that we use to discover and study
supernovae. (Image credit: National Optical
Astronomy Observatories).
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image (allow time to load).
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Movie Presentation:
1. A two-dimensional illustration of
galaxies receding from each other since the
Big Bang with a period of decelerating
expansion followed by a phase of
accelerating expansion. (Movie Credit:
NASA/STScI/G. Bacon).
View.
Visual Webpage
Presentation:
2. The explosion, rise and fall of a
Type Ia supernova. (Movie credit: Peter
Nugent, Alex Conley, Lawrence Berkeley
National Laboratory; and N. Johnston,
National Energy Research Scientific
Computing Center).
View.