Dark Matter Model tagged posts

Nube, the Almost Invisible Galaxy that Challenges the Dark Matter Model

Nube, the almost invisible galaxy that challenges the dark matter model
The Nube galaxy. The figure is a composition of a color image and a black and white image, to pick out the background. Credit: GTC/Mireia Montes

Nube is an almost invisible dwarf galaxy discovered by an international research team led by the Instituto de Astrofísica de Canarias (IAC) in collaboration with the University of La Laguna (ULL) and other institutions.

The name was suggested by the 5-year-old daughter of one of the researchers in the group and is due to the diffuse appearance of the object. Its surface brightness is so faint that it had passed unnoticed in the various previous surveys of this part of the sky due to the object’s diffuse appearance as if it were some kind of ghost...

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