A 2dF Galaxy Redshift Survey map depicting the distribution of nearly 200,000 galaxies within approximately 2 billion light-years. The data reveals a non-uniform distribution, with wave-like structures suggesting the presence of dark energy and dark matter. The map's axes represent redshift and distance in billions of light-years.

Astronomy Picture from 04/09/2001

2dF Sees Waves of Galaxies

Source: https://apod.nasa.gov/apod/ap010904.html


#GalaxyDistribution #Cosmology #2dFGalaxyRedshiftSurvey #DarkEnergy #DarkMatter #Astronomy #Astrophysics #UniverseMap #GalaxyMapping #SpaceExploration