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Dark Energy

A term that describes the accelerating expansion of the universe. The expansion may be caused by a “repulsive” force that makes the universe expand faster as it ages, a discrepancy in the laws of gravity, or some other phenomenon.

Resources

The universe seems to be pervaded with a previously unknown, and still unexplain

Dark Energy May 21, 2010

Radio Programs

Saturn at Opposition Racing past three bright planets June 24, 2018

Coma Berenices Sparkly tresses near the lion May 9, 2018

HETDEX A new look at ancient galaxies April 9, 2017

Dark Energy One of the great mysteries of the universe April 8, 2017

WFIRST Unwrapping a Christmas present March 17, 2016

Featured Images

Technicians replace equipment for HETDEX at McDonald Observatory

On (and Off) Track November 4, 2013

Artist's concept of upgraded Hobby-Eberly Telescope

Facelift for Science June 3, 2011

Hobby-Eberly Telescope at McDonald Observatory

Searching the Darkness October 15, 2010