Tag Archive for 'CDG-2'

CDG-2 (dashed red circle) is dominated by dark matter and contains only a sparse scattering of stars. Image credit: NASA / ESA / Dayi Li, UToronto / Joseph DePasquale, STScI.

Evidence Found for Dark Galaxy in Perseus Cluster

Feb 18, 2026 by News Staff

The new dark galaxy candidate is dominated by dark matter and nearly devoid of light. Named Candidate Dark Galaxy-2 (CDG-2), the object consists of four...